86875180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5693}}^1$

素因数の和:5818

約数の個数: 48

約数和(自身を含む): 210450240

約数和(自身を除く): 123575060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 5693, 7630, 11386, 15260, 22772, 28465, 39851, 56930, 79702, 113860, 159404, 199255, 398510, 620537, 797020, 1241074, 2482148, 3102685, 4343759, 6205370, 8687518, 12410740, 17375036, 21718795, 43437590, 86875180]

約数ペア:

[(1, 86875180), (2, 43437590), (4, 21718795), (5, 17375036), (7, 12410740), (10, 8687518), (14, 6205370), (20, 4343759), (28, 3102685), (35, 2482148), (70, 1241074), (109, 797020), (140, 620537), (218, 398510), (436, 199255), (545, 159404), (763, 113860), (1090, 79702), (1526, 56930), (2180, 39851), (3052, 28465), (3815, 22772), (5693, 15260), (7630, 11386)]