80910875

素因数分解:

$5^3\times {\mathrm{67}}^1\times {\mathrm{9661}}^1$

素因数の和:9743

約数の個数: 16

約数和(自身を含む): 102494496

約数和(自身を除く): 21583621

約数列:

[1, 5, 25, 67, 125, 335, 1675, 8375, 9661, 48305, 241525, 647287, 1207625, 3236435, 16182175, 80910875]

約数ペア:

[(1, 80910875), (5, 16182175), (25, 3236435), (67, 1207625), (125, 647287), (335, 241525), (1675, 48305), (8375, 9661)]