257400125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{108379}}^1$

素因数の和:108413

約数の個数: 16

約数和(自身を含む): 338145600

約数和(自身を除く): 80745475

約数列:

[1, 5, 19, 25, 95, 125, 475, 2375, 108379, 541895, 2059201, 2709475, 10296005, 13547375, 51480025, 257400125]

約数ペア:

[(1, 257400125), (5, 51480025), (19, 13547375), (25, 10296005), (95, 2709475), (125, 2059201), (475, 541895), (2375, 108379)]