205127510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71473}}^1$

素因数の和:71528

約数の個数: 32

約数和(自身を含む): 432274752

約数和(自身を除く): 227147242

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 71473, 142946, 357365, 500311, 714730, 1000622, 2501555, 2930393, 5003110, 5860786, 14651965, 20512751, 29303930, 41025502, 102563755, 205127510]

約数ペア:

[(1, 205127510), (2, 102563755), (5, 41025502), (7, 29303930), (10, 20512751), (14, 14651965), (35, 5860786), (41, 5003110), (70, 2930393), (82, 2501555), (205, 1000622), (287, 714730), (410, 500311), (574, 357365), (1435, 142946), (2870, 71473)]