200865800

素因数分解:

$2^3\times 5^2\times {\mathrm{157}}^1\times {\mathrm{6397}}^1$

素因数の和:6570

約数の個数: 48

約数和(自身を含む): 470061060

約数和(自身を除く): 269195260

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 157, 200, 314, 628, 785, 1256, 1570, 3140, 3925, 6280, 6397, 7850, 12794, 15700, 25588, 31400, 31985, 51176, 63970, 127940, 159925, 255880, 319850, 639700, 1004329, 1279400, 2008658, 4017316, 5021645, 8034632, 10043290, 20086580, 25108225, 40173160, 50216450, 100432900, 200865800]

約数ペア:

[(1, 200865800), (2, 100432900), (4, 50216450), (5, 40173160), (8, 25108225), (10, 20086580), (20, 10043290), (25, 8034632), (40, 5021645), (50, 4017316), (100, 2008658), (157, 1279400), (200, 1004329), (314, 639700), (628, 319850), (785, 255880), (1256, 159925), (1570, 127940), (3140, 63970), (3925, 51176), (6280, 31985), (6397, 31400), (7850, 25588), (12794, 15700)]