Q: What is the sum of all factors of the number 72,161,215 excluding 72,161,215?
A: 28,910,657
The factors of the number 72,161,215 are: 1, 5, 7, 35, 47, 235, 329, 1645, 43867, 219335, 307069, 1535345, 2061749, 10308745, 14432243, 72161215.
If you add them up, you will get the total of 72,161,243. Now subtract 72,161,215 to get 28,910,657