Q: What is the sum of all factors of the number 163,990 excluding 163,990?
A: 154,538
The factors of the number 163,990 are: 1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 529, 713, 1058, 1426, 2645, 3565, 5290, 7130, 16399, 32798, 81995, 163990.
If you add them up, you will get the total of 164,144. Now subtract 163,990 to get 154,538