85687225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{1193}}^1$

素因数の和:1246

約数の個数: 36

約数和(自身を含む): 121924116

約数和(自身を除く): 36236891

約数列:

[1, 5, 13, 17, 25, 65, 85, 169, 221, 325, 425, 845, 1105, 1193, 2873, 4225, 5525, 5965, 14365, 15509, 20281, 29825, 71825, 77545, 101405, 201617, 263653, 387725, 507025, 1008085, 1318265, 3427489, 5040425, 6591325, 17137445, 85687225]

約数ペア:

[(1, 85687225), (5, 17137445), (13, 6591325), (17, 5040425), (25, 3427489), (65, 1318265), (85, 1008085), (169, 507025), (221, 387725), (325, 263653), (425, 201617), (845, 101405), (1105, 77545), (1193, 71825), (2873, 29825), (4225, 20281), (5525, 15509), (5965, 14365)]