28749100

素因数分解:

$2^2\times 5^2\times {\mathrm{287491}}^1$

素因数の和:287505

約数の個数: 18

約数和(自身を含む): 62385764

約数和(自身を除く): 33636664

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 287491, 574982, 1149964, 1437455, 2874910, 5749820, 7187275, 14374550, 28749100]

約数ペア:

[(1, 28749100), (2, 14374550), (4, 7187275), (5, 5749820), (10, 2874910), (20, 1437455), (25, 1149964), (50, 574982), (100, 287491)]