87853025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15901}}^1$

素因数の和:15941

約数の個数: 24

約数和(自身を含む): 124226424

約数和(自身を除く): 36373399

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 5525, 15901, 79505, 206713, 270317, 397525, 1033565, 1351585, 3514121, 5167825, 6757925, 17570605, 87853025]

約数ペア:

[(1, 87853025), (5, 17570605), (13, 6757925), (17, 5167825), (25, 3514121), (65, 1351585), (85, 1033565), (221, 397525), (325, 270317), (425, 206713), (1105, 79505), (5525, 15901)]