129749800

素因数分解:

$2^3\times 5^2\times {\mathrm{757}}^1\times {\mathrm{857}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 302419260

約数和(自身を除く): 172669460

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 757, 857, 1514, 1714, 3028, 3428, 3785, 4285, 6056, 6856, 7570, 8570, 15140, 17140, 18925, 21425, 30280, 34280, 37850, 42850, 75700, 85700, 151400, 171400, 648749, 1297498, 2594996, 3243745, 5189992, 6487490, 12974980, 16218725, 25949960, 32437450, 64874900, 129749800]

約数ペア:

[(1, 129749800), (2, 64874900), (4, 32437450), (5, 25949960), (8, 16218725), (10, 12974980), (20, 6487490), (25, 5189992), (40, 3243745), (50, 2594996), (100, 1297498), (200, 648749), (757, 171400), (857, 151400), (1514, 85700), (1714, 75700), (3028, 42850), (3428, 37850), (3785, 34280), (4285, 30280), (6056, 21425), (6856, 18925), (7570, 17140), (8570, 15140)]