Q: What is the sum of all factors of the number 720,725,248 excluding 720,725,248?

A: 741,525,780

Why is 741,525,780 the sum of all factors of 720,725,248, excluding 720,725,248?

The factors of the number 720,725,248 are: 1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1952, 3904, 7808, 15616, 46153, 92306, 184612, 369224, 738448, 1476896, 2815333, 2953792, 5630666, 5907584, 11261332, 11815168, 22522664, 45045328, 90090656, 180181312, 360362624, 720725248.

If you add them up, you will get the total of 720,725,989. Now subtract 720,725,248 to get 741,525,780