99231640

素因数分解:

$2^3\times 5^1\times {\mathrm{709}}^1\times {\mathrm{3499}}^1$

素因数の和:4219

約数の個数: 32

約数和(自身を含む): 223650000

約数和(自身を除く): 124418360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 709, 1418, 2836, 3499, 3545, 5672, 6998, 7090, 13996, 14180, 17495, 27992, 28360, 34990, 69980, 139960, 2480791, 4961582, 9923164, 12403955, 19846328, 24807910, 49615820, 99231640]

約数ペア:

[(1, 99231640), (2, 49615820), (4, 24807910), (5, 19846328), (8, 12403955), (10, 9923164), (20, 4961582), (40, 2480791), (709, 139960), (1418, 69980), (2836, 34990), (3499, 28360), (3545, 27992), (5672, 17495), (6998, 14180), (7090, 13996)]