40680125

素因数分解:

$5^3\times {\mathrm{503}}^1\times {\mathrm{647}}^1$

素因数の和:1165

約数の個数: 16

約数和(自身を含む): 50948352

約数和(自身を除く): 10268227

約数列:

[1, 5, 25, 125, 503, 647, 2515, 3235, 12575, 16175, 62875, 80875, 325441, 1627205, 8136025, 40680125]

約数ペア:

[(1, 40680125), (5, 8136025), (25, 1627205), (125, 325441), (503, 80875), (647, 62875), (2515, 16175), (3235, 12575)]