77231900

素因数分解:

$2^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{3881}}^1$

素因数の和:4094

約数の個数: 36

約数和(自身を含む): 168478800

約数和(自身を除く): 91246900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 199, 398, 796, 995, 1990, 3881, 3980, 4975, 7762, 9950, 15524, 19405, 19900, 38810, 77620, 97025, 194050, 388100, 772319, 1544638, 3089276, 3861595, 7723190, 15446380, 19307975, 38615950, 77231900]

約数ペア:

[(1, 77231900), (2, 38615950), (4, 19307975), (5, 15446380), (10, 7723190), (20, 3861595), (25, 3089276), (50, 1544638), (100, 772319), (199, 388100), (398, 194050), (796, 97025), (995, 77620), (1990, 38810), (3881, 19900), (3980, 19405), (4975, 15524), (7762, 9950)]