72908330

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1\times {\mathrm{2579}}^1$

素因数の和:2854

約数の個数: 32

約数和(自身を含む): 143778240

約数和(自身を除く): 70869910

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 257, 514, 1285, 2570, 2579, 2827, 5158, 5654, 12895, 14135, 25790, 28270, 28369, 56738, 141845, 283690, 662803, 1325606, 3314015, 6628030, 7290833, 14581666, 36454165, 72908330]

約数ペア:

[(1, 72908330), (2, 36454165), (5, 14581666), (10, 7290833), (11, 6628030), (22, 3314015), (55, 1325606), (110, 662803), (257, 283690), (514, 141845), (1285, 56738), (2570, 28369), (2579, 28270), (2827, 25790), (5158, 14135), (5654, 12895)]