2128585525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{17239}}^1$

素因数の和:17709

約数の個数: 24

約数和(自身を含む): 2885976000

約数和(自身を除く): 757390475

約数列:

[1, 5, 11, 25, 55, 275, 449, 2245, 4939, 11225, 17239, 24695, 86195, 123475, 189629, 430975, 948145, 4740725, 7740311, 38701555, 85143421, 193507775, 425717105, 2128585525]

約数ペア:

[(1, 2128585525), (5, 425717105), (11, 193507775), (25, 85143421), (55, 38701555), (275, 7740311), (449, 4740725), (2245, 948145), (4939, 430975), (11225, 189629), (17239, 123475), (24695, 86195)]