86851400

素因数分解:

$2^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{10099}}^1$

素因数の和:10158

約数の個数: 48

約数和(自身を含む): 206646000

約数和(自身を除く): 119794600

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 43, 50, 86, 100, 172, 200, 215, 344, 430, 860, 1075, 1720, 2150, 4300, 8600, 10099, 20198, 40396, 50495, 80792, 100990, 201980, 252475, 403960, 434257, 504950, 868514, 1009900, 1737028, 2019800, 2171285, 3474056, 4342570, 8685140, 10856425, 17370280, 21712850, 43425700, 86851400]

約数ペア:

[(1, 86851400), (2, 43425700), (4, 21712850), (5, 17370280), (8, 10856425), (10, 8685140), (20, 4342570), (25, 3474056), (40, 2171285), (43, 2019800), (50, 1737028), (86, 1009900), (100, 868514), (172, 504950), (200, 434257), (215, 403960), (344, 252475), (430, 201980), (860, 100990), (1075, 80792), (1720, 50495), (2150, 40396), (4300, 20198), (8600, 10099)]