51021665

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1423}}^1$

素因数の和:1600

約数の個数: 16

約数和(自身を含む): 62747136

約数和(自身を除く): 11725471

約数列:

[1, 5, 71, 101, 355, 505, 1423, 7115, 7171, 35855, 101033, 143723, 505165, 718615, 10204333, 51021665]

約数ペア:

[(1, 51021665), (5, 10204333), (71, 718615), (101, 505165), (355, 143723), (505, 101033), (1423, 35855), (7115, 7171)]