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