199444160

素因数分解:

$2^6\times 5^1\times {\mathrm{623263}}^1$

素因数の和:623280

約数の個数: 28

約数和(自身を含む): 474927168

約数和(自身を除く): 275483008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 623263, 1246526, 2493052, 3116315, 4986104, 6232630, 9972208, 12465260, 19944416, 24930520, 39888832, 49861040, 99722080, 199444160]

約数ペア:

[(1, 199444160), (2, 99722080), (4, 49861040), (5, 39888832), (8, 24930520), (10, 19944416), (16, 12465260), (20, 9972208), (32, 6232630), (40, 4986104), (64, 3116315), (80, 2493052), (160, 1246526), (320, 623263)]