25351225

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{53}}^2$

素因数の和:154

約数の個数: 27

約数和(自身を含む): 33814893

約数和(自身を除く): 8463668

約数列:

[1, 5, 19, 25, 53, 95, 265, 361, 475, 1007, 1325, 1805, 2809, 5035, 9025, 14045, 19133, 25175, 53371, 70225, 95665, 266855, 478325, 1014049, 1334275, 5070245, 25351225]

約数ペア:

[(1, 25351225), (5, 5070245), (19, 1334275), (25, 1014049), (53, 478325), (95, 266855), (265, 95665), (361, 70225), (475, 53371), (1007, 25175), (1325, 19133), (1805, 14045), (2809, 9025)]