28208500

素因数分解:

$2^2\times 5^3\times {\mathrm{56417}}^1$

素因数の和:56436

約数の個数: 24

約数和(自身を含む): 61608456

約数和(自身を除く): 33399956

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 56417, 112834, 225668, 282085, 564170, 1128340, 1410425, 2820850, 5641700, 7052125, 14104250, 28208500]

約数ペア:

[(1, 28208500), (2, 14104250), (4, 7052125), (5, 5641700), (10, 2820850), (20, 1410425), (25, 1128340), (50, 564170), (100, 282085), (125, 225668), (250, 112834), (500, 56417)]