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