68616700

素因数分解:

$2^2\times 5^2\times {\mathrm{263}}^1\times {\mathrm{2609}}^1$

素因数の和:2886

約数の個数: 36

約数和(自身を含む): 149521680

約数和(自身を除く): 80904980

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 263, 526, 1052, 1315, 2609, 2630, 5218, 5260, 6575, 10436, 13045, 13150, 26090, 26300, 52180, 65225, 130450, 260900, 686167, 1372334, 2744668, 3430835, 6861670, 13723340, 17154175, 34308350, 68616700]

約数ペア:

[(1, 68616700), (2, 34308350), (4, 17154175), (5, 13723340), (10, 6861670), (20, 3430835), (25, 2744668), (50, 1372334), (100, 686167), (263, 260900), (526, 130450), (1052, 65225), (1315, 52180), (2609, 26300), (2630, 26090), (5218, 13150), (5260, 13045), (6575, 10436)]