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