520056125

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{218971}}^1$

素因数の和:219005

約数の個数: 16

約数和(自身を含む): 683192640

約数和(自身を除く): 163136515

約数列:

[1, 5, 19, 25, 95, 125, 475, 2375, 218971, 1094855, 4160449, 5474275, 20802245, 27371375, 104011225, 520056125]

約数ペア:

[(1, 520056125), (5, 104011225), (19, 27371375), (25, 20802245), (95, 5474275), (125, 4160449), (475, 1094855), (2375, 218971)]