20281963525

素因数分解:

$5^2\times {\mathrm{241}}^1\times {\mathrm{881}}^1\times {\mathrm{3821}}^1$

素因数の和:4953

約数の個数: 24

約数和(自身を含む): 25289272008

約数和(自身を除く): 5007308483

約数列:

[1, 5, 25, 241, 881, 1205, 3821, 4405, 6025, 19105, 22025, 95525, 212321, 920861, 1061605, 3366301, 4604305, 5308025, 16831505, 23021525, 84157525, 811278541, 4056392705, 20281963525]

約数ペア:

[(1, 20281963525), (5, 4056392705), (25, 811278541), (241, 84157525), (881, 23021525), (1205, 16831505), (3821, 5308025), (4405, 4604305), (6025, 3366301), (19105, 1061605), (22025, 920861), (95525, 212321)]