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