25685725

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4649}}^1$

素因数の和:4689

約数の個数: 24

約数和(自身を含む): 36325800

約数和(自身を除く): 10640075

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 4649, 5525, 23245, 60437, 79033, 116225, 302185, 395165, 1027429, 1510925, 1975825, 5137145, 25685725]

約数ペア:

[(1, 25685725), (5, 5137145), (13, 1975825), (17, 1510925), (25, 1027429), (65, 395165), (85, 302185), (221, 116225), (325, 79033), (425, 60437), (1105, 23245), (4649, 5525)]