17796025

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3221}}^1$

素因数の和:3261

約数の個数: 24

約数和(自身を含む): 25170264

約数和(自身を除く): 7374239

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 325, 425, 1105, 3221, 5525, 16105, 41873, 54757, 80525, 209365, 273785, 711841, 1046825, 1368925, 3559205, 17796025]

約数ペア:

[(1, 17796025), (5, 3559205), (13, 1368925), (17, 1046825), (25, 711841), (65, 273785), (85, 209365), (221, 80525), (325, 54757), (425, 41873), (1105, 16105), (3221, 5525)]