25408225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{359}}^1$

素因数の和:537

約数の個数: 24

約数和(自身を含む): 33480000

約数和(自身を除く): 8071775

約数列:

[1, 5, 19, 25, 95, 149, 359, 475, 745, 1795, 2831, 3725, 6821, 8975, 14155, 34105, 53491, 70775, 170525, 267455, 1016329, 1337275, 5081645, 25408225]

約数ペア:

[(1, 25408225), (5, 5081645), (19, 1337275), (25, 1016329), (95, 267455), (149, 170525), (359, 70775), (475, 53491), (745, 34105), (1795, 14155), (2831, 8975), (3725, 6821)]