486538225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{7369}}^1$

素因数の和:7537

約数の個数: 24

約数和(自身を含む): 639716000

約数和(自身を除く): 153177775

約数列:

[1, 5, 19, 25, 95, 139, 475, 695, 2641, 3475, 7369, 13205, 36845, 66025, 140011, 184225, 700055, 1024291, 3500275, 5121455, 19461529, 25607275, 97307645, 486538225]

約数ペア:

[(1, 486538225), (5, 97307645), (19, 25607275), (25, 19461529), (95, 5121455), (139, 3500275), (475, 1024291), (695, 700055), (2641, 184225), (3475, 140011), (7369, 66025), (13205, 36845)]