51021800

素因数分解:

$2^3\times 5^2\times {\mathrm{337}}^1\times {\mathrm{757}}^1$

素因数の和:1110

約数の個数: 48

約数和(自身を含む): 119134860

約数和(自身を除く): 68113060

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 337, 674, 757, 1348, 1514, 1685, 2696, 3028, 3370, 3785, 6056, 6740, 7570, 8425, 13480, 15140, 16850, 18925, 30280, 33700, 37850, 67400, 75700, 151400, 255109, 510218, 1020436, 1275545, 2040872, 2551090, 5102180, 6377725, 10204360, 12755450, 25510900, 51021800]

約数ペア:

[(1, 51021800), (2, 25510900), (4, 12755450), (5, 10204360), (8, 6377725), (10, 5102180), (20, 2551090), (25, 2040872), (40, 1275545), (50, 1020436), (100, 510218), (200, 255109), (337, 151400), (674, 75700), (757, 67400), (1348, 37850), (1514, 33700), (1685, 30280), (2696, 18925), (3028, 16850), (3370, 15140), (3785, 13480), (6056, 8425), (6740, 7570)]