197420050

素因数分解:

$2^1\times 5^2\times {\mathrm{1549}}^1\times {\mathrm{2549}}^1$

素因数の和:4110

約数の個数: 24

約数和(自身を含む): 367582500

約数和(自身を除く): 170162450

約数列:

[1, 2, 5, 10, 25, 50, 1549, 2549, 3098, 5098, 7745, 12745, 15490, 25490, 38725, 63725, 77450, 127450, 3948401, 7896802, 19742005, 39484010, 98710025, 197420050]

約数ペア:

[(1, 197420050), (2, 98710025), (5, 39484010), (10, 19742005), (25, 7896802), (50, 3948401), (1549, 127450), (2549, 77450), (3098, 63725), (5098, 38725), (7745, 25490), (12745, 15490)]