68016700

素因数分解:

$2^2\times 5^2\times {\mathrm{409}}^1\times {\mathrm{1663}}^1$

素因数の和:2086

約数の個数: 36

約数和(自身を含む): 148046080

約数和(自身を除く): 80029380

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 409, 818, 1636, 1663, 2045, 3326, 4090, 6652, 8180, 8315, 10225, 16630, 20450, 33260, 40900, 41575, 83150, 166300, 680167, 1360334, 2720668, 3400835, 6801670, 13603340, 17004175, 34008350, 68016700]

約数ペア:

[(1, 68016700), (2, 34008350), (4, 17004175), (5, 13603340), (10, 6801670), (20, 3400835), (25, 2720668), (50, 1360334), (100, 680167), (409, 166300), (818, 83150), (1636, 41575), (1663, 40900), (2045, 33260), (3326, 20450), (4090, 16630), (6652, 10225), (8180, 8315)]