4016125

素因数分解:

$5^3\times {\mathrm{19}}^2\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 24

約数和(自身を含む): 5349240

約数和(自身を除く): 1333115

約数列:

[1, 5, 19, 25, 89, 95, 125, 361, 445, 475, 1691, 1805, 2225, 2375, 8455, 9025, 11125, 32129, 42275, 45125, 160645, 211375, 803225, 4016125]

約数ペア:

[(1, 4016125), (5, 803225), (19, 211375), (25, 160645), (89, 45125), (95, 42275), (125, 32129), (361, 11125), (445, 9025), (475, 8455), (1691, 2375), (1805, 2225)]