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