Q: What is the sum of all factors of the number 161,560 excluding 161,560?
A: 254,600
The factors of the number 161,560 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 577, 1154, 2308, 2885, 4039, 4616, 5770, 8078, 11540, 16156, 20195, 23080, 32312, 40390, 80780, 161560.
If you add them up, you will get the total of 161,814. Now subtract 161,560 to get 254,600