8116225

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1$

素因数の和:166

約数の個数: 36

約数和(自身を含む): 11640996

約数和(自身を除く): 3524771

約数列:

[1, 5, 13, 17, 25, 65, 85, 113, 169, 221, 325, 425, 565, 845, 1105, 1469, 1921, 2825, 2873, 4225, 5525, 7345, 9605, 14365, 19097, 24973, 36725, 48025, 71825, 95485, 124865, 324649, 477425, 624325, 1623245, 8116225]

約数ペア:

[(1, 8116225), (5, 1623245), (13, 624325), (17, 477425), (25, 324649), (65, 124865), (85, 95485), (113, 71825), (169, 48025), (221, 36725), (325, 24973), (425, 19097), (565, 14365), (845, 9605), (1105, 7345), (1469, 5525), (1921, 4225), (2825, 2873)]