7971500

素因数分解:

$2^2\times 5^3\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:275

約数の個数: 48

約数和(自身を含む): 17690400

約数和(自身を除く): 9718900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 125, 149, 214, 250, 298, 428, 500, 535, 596, 745, 1070, 1490, 2140, 2675, 2980, 3725, 5350, 7450, 10700, 13375, 14900, 15943, 18625, 26750, 31886, 37250, 53500, 63772, 74500, 79715, 159430, 318860, 398575, 797150, 1594300, 1992875, 3985750, 7971500]

約数ペア:

[(1, 7971500), (2, 3985750), (4, 1992875), (5, 1594300), (10, 797150), (20, 398575), (25, 318860), (50, 159430), (100, 79715), (107, 74500), (125, 63772), (149, 53500), (214, 37250), (250, 31886), (298, 26750), (428, 18625), (500, 15943), (535, 14900), (596, 13375), (745, 10700), (1070, 7450), (1490, 5350), (2140, 3725), (2675, 2980)]