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