86486800

素因数分解:

$2^4\times 5^2\times {\mathrm{216217}}^1$

素因数の和:216235

約数の個数: 30

約数和(自身を含む): 207785498

約数和(自身を除く): 121298698

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 216217, 432434, 864868, 1081085, 1729736, 2162170, 3459472, 4324340, 5405425, 8648680, 10810850, 17297360, 21621700, 43243400, 86486800]

約数ペア:

[(1, 86486800), (2, 43243400), (4, 21621700), (5, 17297360), (8, 10810850), (10, 8648680), (16, 5405425), (20, 4324340), (25, 3459472), (40, 2162170), (50, 1729736), (80, 1081085), (100, 864868), (200, 432434), (400, 216217)]