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