1917625

素因数分解:

$5^3\times {\mathrm{23}}^2\times {\mathrm{29}}^1$

素因数の和:90

約数の個数: 24

約数和(自身を含む): 2588040

約数和(自身を除く): 670415

約数列:

[1, 5, 23, 25, 29, 115, 125, 145, 529, 575, 667, 725, 2645, 2875, 3335, 3625, 13225, 15341, 16675, 66125, 76705, 83375, 383525, 1917625]

約数ペア:

[(1, 1917625), (5, 383525), (23, 83375), (25, 76705), (29, 66125), (115, 16675), (125, 15341), (145, 13225), (529, 3625), (575, 3335), (667, 2875), (725, 2645)]