Q: What is the sum of all factors of the number 172,880 excluding 172,880?
A: 229,252
The factors of the number 172,880 are: 1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2161, 4322, 8644, 10805, 17288, 21610, 34576, 43220, 86440, 172880.
If you add them up, you will get the total of 173,109. Now subtract 172,880 to get 229,252