90550225

素因数分解:

$5^2\times {\mathrm{31}}^2\times {\mathrm{3769}}^1$

素因数の和:3841

約数の個数: 18

約数和(自身を含む): 116051910

約数和(自身を除く): 25501685

約数列:

[1, 5, 25, 31, 155, 775, 961, 3769, 4805, 18845, 24025, 94225, 116839, 584195, 2920975, 3622009, 18110045, 90550225]

約数ペア:

[(1, 90550225), (5, 18110045), (25, 3622009), (31, 2920975), (155, 584195), (775, 116839), (961, 94225), (3769, 24025), (4805, 18845)]