38905675

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:663

約数の個数: 24

約数和(自身を含む): 50487840

約数和(自身を除く): 11582165

約数列:

[1, 5, 25, 29, 103, 145, 515, 521, 725, 2575, 2605, 2987, 13025, 14935, 15109, 53663, 74675, 75545, 268315, 377725, 1341575, 1556227, 7781135, 38905675]

約数ペア:

[(1, 38905675), (5, 7781135), (25, 1556227), (29, 1341575), (103, 377725), (145, 268315), (515, 75545), (521, 74675), (725, 53663), (2575, 15109), (2605, 14935), (2987, 13025)]