25523180

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{9181}}^1$

素因数の和:9329

約数の個数: 24

約数和(自身を含む): 53990160

約数和(自身を除く): 28466980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 9181, 18362, 36724, 45905, 91810, 183620, 1276159, 2552318, 5104636, 6380795, 12761590, 25523180]

約数ペア:

[(1, 25523180), (2, 12761590), (4, 6380795), (5, 5104636), (10, 2552318), (20, 1276159), (139, 183620), (278, 91810), (556, 45905), (695, 36724), (1390, 18362), (2780, 9181)]