28725800

素因数分解:

$2^3\times 5^2\times {\mathrm{143629}}^1$

素因数の和:143645

約数の個数: 24

約数和(自身を含む): 66787950

約数和(自身を除く): 38062150

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 143629, 287258, 574516, 718145, 1149032, 1436290, 2872580, 3590725, 5745160, 7181450, 14362900, 28725800]

約数ペア:

[(1, 28725800), (2, 14362900), (4, 7181450), (5, 5745160), (8, 3590725), (10, 2872580), (20, 1436290), (25, 1149032), (40, 718145), (50, 574516), (100, 287258), (200, 143629)]