80456785940

素因数分解:

$2^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1949}}^1\times {\mathrm{4597}}^1$

素因数の和:7004

約数の個数: 48

約数和(自身を含む): 169459290000

約数和(自身を除く): 89002504060

約数列:

[1, 2, 4, 5, 10, 20, 449, 898, 1796, 1949, 2245, 3898, 4490, 4597, 7796, 8980, 9194, 9745, 18388, 19490, 22985, 38980, 45970, 91940, 875101, 1750202, 2064053, 3500404, 4128106, 4375505, 8256212, 8751010, 8959553, 10320265, 17502020, 17919106, 20640530, 35838212, 41281060, 44797765, 89595530, 179191060, 4022839297, 8045678594, 16091357188, 20114196485, 40228392970, 80456785940]

約数ペア:

[(1, 80456785940), (2, 40228392970), (4, 20114196485), (5, 16091357188), (10, 8045678594), (20, 4022839297), (449, 179191060), (898, 89595530), (1796, 44797765), (1949, 41281060), (2245, 35838212), (3898, 20640530), (4490, 17919106), (4597, 17502020), (7796, 10320265), (8980, 8959553), (9194, 8751010), (9745, 8256212), (18388, 4375505), (19490, 4128106), (22985, 3500404), (38980, 2064053), (45970, 1750202), (91940, 875101)]