82640450

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{23279}}^1$

素因数の和:23362

約数の個数: 24

約数和(自身を含む): 155882880

約数和(自身を除く): 73242430

約数列:

[1, 2, 5, 10, 25, 50, 71, 142, 355, 710, 1775, 3550, 23279, 46558, 116395, 232790, 581975, 1163950, 1652809, 3305618, 8264045, 16528090, 41320225, 82640450]

約数ペア:

[(1, 82640450), (2, 41320225), (5, 16528090), (10, 8264045), (25, 3305618), (50, 1652809), (71, 1163950), (142, 581975), (355, 232790), (710, 116395), (1775, 46558), (3550, 23279)]