208522250

素因数分解:

$2^1\times 5^3\times {\mathrm{859}}^1\times {\mathrm{971}}^1$

素因数の和:1847

約数の個数: 32

約数和(自身を含む): 391210560

約数和(自身を除く): 182688310

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 859, 971, 1718, 1942, 4295, 4855, 8590, 9710, 21475, 24275, 42950, 48550, 107375, 121375, 214750, 242750, 834089, 1668178, 4170445, 8340890, 20852225, 41704450, 104261125, 208522250]

約数ペア:

[(1, 208522250), (2, 104261125), (5, 41704450), (10, 20852225), (25, 8340890), (50, 4170445), (125, 1668178), (250, 834089), (859, 242750), (971, 214750), (1718, 121375), (1942, 107375), (4295, 48550), (4855, 42950), (8590, 24275), (9710, 21475)]