Full list of all 75 The Elder Scrolls V: Skyrim achievements. It takes around 200 hours to unlock all of the achievements in the base game on Windows.
The base game contains 50 achievements, and there are 3 DLC packs containing 25 achievements.
Collect 15 Daedric Artifacts
Returned the Thieves Guild to its former glory
Find 13 Standing Stones
Capture Solitude or Windhelm
Capture Fort Sungard or Fort Greenwall
Get married
Bounty of 1000 gold in all nine holds
Complete "Darkness Returns"
Reach Level 50
Learn 20 shouts
Complete "Glory of the Dead"
Join the Thieves Guild
Complete "Bound Until Death"
Complete "Hail Sithis!"
Join the Stormcloaks or the Imperial Army
Complete 10 side quests
Have 100,000 gold
Get a skill to 100
Read 50 Skill Books
Absorb 20 dragon souls
Reach Level 25
Complete "Dragonslayer"
Complete "The Fallen"
Join the Dark Brotherhood
Complete "Elder Knowledge"
Complete "Diplomatic Immunity"
Complete "Alduin's Wall"
Chop wood, mine ore, and cook food
Successfully persuade, bribe, and intimidate
Learn all three words of a shout
Pick 50 locks and 50 pockets
Discover 100 Locations
Clear 50 dungeons
Complete "The Eye of Magnus"
Complete "Revealing the Unseen"
Complete "The Way of the Voice"
Complete 50 Misc Objectives
Escape from jail
Become a member of the Circle
Acquire a Daedric Artifact
Reach Level 10
Buy a house
Make a smithed item, an enchanted item, and a potion
Absorb a dragon soul
Join the College of Winterhold
Complete "Bleak Falls Barrow"
Reach Level 5
Join the Companions
Select a Standing Stone blessing
Complete "Unbound"
Craft an item out of Stalhrim
Tame and ride 5 dragons
Own a house in Raven Rock
Discover 30 locations on the island of Solstheim
Learn the secrets of 5 Black Books
Complete "The Temple of Miraak"
Complete "The Path of Knowledge"
Complete "At the Summit of Apocrypha"
Learn all 3 words of Dragon Aspect
Arrive on Solstheim
Defeat a Legendary Dragon
Change your face
Learn all three words of Soul Tear
Use the special power of Auriel's Bow
Acquire 11 vampire perks
Acquire 11 werewolf perks
Complete "Beyond Death"
Complete "Kindred Judgment"
Complete "Lost to the Ages"
Complete "Awakening"
Build three houses
Buy three plots of land
Build three wings on a house
Adopt a child
Buy a plot of land