28246700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6569}}^1$

素因数の和:6626

約数の個数: 36

約数和(自身を含む): 62730360

約数和(自身を除く): 34483660

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 6569, 13138, 26276, 32845, 65690, 131380, 164225, 282467, 328450, 564934, 656900, 1129868, 1412335, 2824670, 5649340, 7061675, 14123350, 28246700]

約数ペア:

[(1, 28246700), (2, 14123350), (4, 7061675), (5, 5649340), (10, 2824670), (20, 1412335), (25, 1129868), (43, 656900), (50, 564934), (86, 328450), (100, 282467), (172, 164225), (215, 131380), (430, 65690), (860, 32845), (1075, 26276), (2150, 13138), (4300, 6569)]