Q: What is the sum of all factors of the number 172,142 excluding 172,142?
A: 109,090
The factors of the number 172,142 are: 1, 2, 17, 34, 61, 83, 122, 166, 1037, 1411, 2074, 2822, 5063, 10126, 86071, 172142.
If you add them up, you will get the total of 172,251. Now subtract 172,142 to get 109,090