66186800

素因数分解:

$2^4\times 5^2\times {\mathrm{337}}^1\times {\mathrm{491}}^1$

素因数の和:846

約数の個数: 60

約数和(自身を含む): 159810456

約数和(自身を除く): 93623656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 337, 400, 491, 674, 982, 1348, 1685, 1964, 2455, 2696, 3370, 3928, 4910, 5392, 6740, 7856, 8425, 9820, 12275, 13480, 16850, 19640, 24550, 26960, 33700, 39280, 49100, 67400, 98200, 134800, 165467, 196400, 330934, 661868, 827335, 1323736, 1654670, 2647472, 3309340, 4136675, 6618680, 8273350, 13237360, 16546700, 33093400, 66186800]

約数ペア:

[(1, 66186800), (2, 33093400), (4, 16546700), (5, 13237360), (8, 8273350), (10, 6618680), (16, 4136675), (20, 3309340), (25, 2647472), (40, 1654670), (50, 1323736), (80, 827335), (100, 661868), (200, 330934), (337, 196400), (400, 165467), (491, 134800), (674, 98200), (982, 67400), (1348, 49100), (1685, 39280), (1964, 33700), (2455, 26960), (2696, 24550), (3370, 19640), (3928, 16850), (4910, 13480), (5392, 12275), (6740, 9820), (7856, 8425)]