80804906960

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53161123}}^1$

素因数の和:53161155

約数の個数: 40

約数和(自身を含む): 197759381280

約数和(自身を除く): 116954474320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 53161123, 106322246, 212644492, 265805615, 425288984, 531611230, 850577968, 1010061337, 1063222460, 2020122674, 2126444920, 4040245348, 4252889840, 5050306685, 8080490696, 10100613370, 16160981392, 20201226740, 40402453480, 80804906960]

約数ペア:

[(1, 80804906960), (2, 40402453480), (4, 20201226740), (5, 16160981392), (8, 10100613370), (10, 8080490696), (16, 5050306685), (19, 4252889840), (20, 4040245348), (38, 2126444920), (40, 2020122674), (76, 1063222460), (80, 1010061337), (95, 850577968), (152, 531611230), (190, 425288984), (304, 265805615), (380, 212644492), (760, 106322246), (1520, 53161123)]