20283575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 27342000

約数和(自身を除く): 7058425

約数列:

[1, 5, 13, 25, 65, 139, 325, 449, 695, 1807, 2245, 3475, 5837, 9035, 11225, 29185, 45175, 62411, 145925, 312055, 811343, 1560275, 4056715, 20283575]

約数ペア:

[(1, 20283575), (5, 4056715), (13, 1560275), (25, 811343), (65, 312055), (139, 145925), (325, 62411), (449, 45175), (695, 29185), (1807, 11225), (2245, 9035), (3475, 5837)]