40006525

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{557}}^1$

素因数の和:610

約数の個数: 36

約数和(自身を含む): 56979612

約数和(自身を除く): 16973087

約数列:

[1, 5, 13, 17, 25, 65, 85, 169, 221, 325, 425, 557, 845, 1105, 2785, 2873, 4225, 5525, 7241, 9469, 13925, 14365, 36205, 47345, 71825, 94133, 123097, 181025, 236725, 470665, 615485, 1600261, 2353325, 3077425, 8001305, 40006525]

約数ペア:

[(1, 40006525), (5, 8001305), (13, 3077425), (17, 2353325), (25, 1600261), (65, 615485), (85, 470665), (169, 236725), (221, 181025), (325, 123097), (425, 94133), (557, 71825), (845, 47345), (1105, 36205), (2785, 14365), (2873, 13925), (4225, 9469), (5525, 7241)]