85615025

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1811}}^1$

素因数の和:1913

約数の個数: 24

約数和(自身を含む): 111445248

約数和(自身を除く): 25830223

約数列:

[1, 5, 25, 31, 61, 155, 305, 775, 1525, 1811, 1891, 9055, 9455, 45275, 47275, 56141, 110471, 280705, 552355, 1403525, 2761775, 3424601, 17123005, 85615025]

約数ペア:

[(1, 85615025), (5, 17123005), (25, 3424601), (31, 2761775), (61, 1403525), (155, 552355), (305, 280705), (775, 110471), (1525, 56141), (1811, 47275), (1891, 45275), (9055, 9455)]