290642900

素因数分解:

$2^2\times 5^2\times {\mathrm{2906429}}^1$

素因数の和:2906443

約数の個数: 18

約数和(自身を含む): 630695310

約数和(自身を除く): 340052410

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2906429, 5812858, 11625716, 14532145, 29064290, 58128580, 72660725, 145321450, 290642900]

約数ペア:

[(1, 290642900), (2, 145321450), (4, 72660725), (5, 58128580), (10, 29064290), (20, 14532145), (25, 11625716), (50, 5812858), (100, 2906429)]