Q: What is the sum of all factors of the number 165,680 excluding 165,680?
A: 243,520
The factors of the number 165,680 are: 1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 109, 152, 190, 218, 304, 380, 436, 545, 760, 872, 1090, 1520, 1744, 2071, 2180, 4142, 4360, 8284, 8720, 10355, 16568, 20710, 33136, 41420, 82840, 165680.
If you add them up, you will get the total of 165,923. Now subtract 165,680 to get 243,520