57638025

素因数分解:

$3^2\times 5^2\times {\mathrm{256169}}^1$

素因数の和:256185

約数の個数: 18

約数和(自身を含む): 103236510

約数和(自身を除く): 45598485

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 256169, 768507, 1280845, 2305521, 3842535, 6404225, 11527605, 19212675, 57638025]

約数ペア:

[(1, 57638025), (3, 19212675), (5, 11527605), (9, 6404225), (15, 3842535), (25, 2305521), (45, 1280845), (75, 768507), (225, 256169)]