91288025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1931}}^1$

素因数の和:2033

約数の個数: 24

約数和(自身を含む): 118825728

約数和(自身を除く): 27537703

約数列:

[1, 5, 25, 31, 61, 155, 305, 775, 1525, 1891, 1931, 9455, 9655, 47275, 48275, 59861, 117791, 299305, 588955, 1496525, 2944775, 3651521, 18257605, 91288025]

約数ペア:

[(1, 91288025), (5, 18257605), (25, 3651521), (31, 2944775), (61, 1496525), (155, 588955), (305, 299305), (775, 117791), (1525, 59861), (1891, 48275), (1931, 47275), (9455, 9655)]