Q: What is the sum of all factors of the number 255,111,500 excluding 255,111,500?

A: 381,655,540

Why is 381,655,540 the sum of all factors of 255,111,500, excluding 255,111,500?

The factors of the number 255,111,500 are: 1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 72889, 145778, 291556, 364445, 510223, 728890, 1020446, 1457780, 1822225, 2040892, 2551115, 3644450, 5102230, 7288900, 9111125, 10204460, 12755575, 18222250, 25511150, 36444500, 51022300, 63777875, 127555750, 255111500.

If you add them up, you will get the total of 255,111,881. Now subtract 255,111,500 to get 381,655,540