25159475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{479}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 34283520

約数和(自身を除く): 9124045

約数列:

[1, 5, 11, 25, 55, 191, 275, 479, 955, 2101, 2395, 4775, 5269, 10505, 11975, 26345, 52525, 91489, 131725, 457445, 1006379, 2287225, 5031895, 25159475]

約数ペア:

[(1, 25159475), (5, 5031895), (11, 2287225), (25, 1006379), (55, 457445), (191, 131725), (275, 91489), (479, 52525), (955, 26345), (2101, 11975), (2395, 10505), (4775, 5269)]