2289721825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{113}}^1\times {\mathrm{1471}}^1$

素因数の和:1642

約数の個数: 48

約数和(自身を含む): 3121228800

約数和(自身を除く): 831506975

約数列:

[1, 5, 19, 25, 29, 95, 113, 145, 475, 551, 565, 725, 1471, 2147, 2755, 2825, 3277, 7355, 10735, 13775, 16385, 27949, 36775, 42659, 53675, 62263, 81925, 139745, 166223, 213295, 311315, 698725, 810521, 831115, 1066475, 1556575, 3158237, 4052605, 4155575, 4820467, 15791185, 20263025, 24102335, 78955925, 91588873, 120511675, 457944365, 2289721825]

約数ペア:

[(1, 2289721825), (5, 457944365), (19, 120511675), (25, 91588873), (29, 78955925), (95, 24102335), (113, 20263025), (145, 15791185), (475, 4820467), (551, 4155575), (565, 4052605), (725, 3158237), (1471, 1556575), (2147, 1066475), (2755, 831115), (2825, 810521), (3277, 698725), (7355, 311315), (10735, 213295), (13775, 166223), (16385, 139745), (27949, 81925), (36775, 62263), (42659, 53675)]