80742970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5519}}^1$

素因数の和:5563

約数の個数: 64

約数和(自身を含む): 190771200

約数和(自身を除く): 110028230

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 38, 55, 70, 77, 95, 110, 133, 154, 190, 209, 266, 385, 418, 665, 770, 1045, 1330, 1463, 2090, 2926, 5519, 7315, 11038, 14630, 27595, 38633, 55190, 60709, 77266, 104861, 121418, 193165, 209722, 303545, 386330, 424963, 524305, 607090, 734027, 849926, 1048610, 1153471, 1468054, 2124815, 2306942, 3670135, 4249630, 5767355, 7340270, 8074297, 11534710, 16148594, 40371485, 80742970]

約数ペア:

[(1, 80742970), (2, 40371485), (5, 16148594), (7, 11534710), (10, 8074297), (11, 7340270), (14, 5767355), (19, 4249630), (22, 3670135), (35, 2306942), (38, 2124815), (55, 1468054), (70, 1153471), (77, 1048610), (95, 849926), (110, 734027), (133, 607090), (154, 524305), (190, 424963), (209, 386330), (266, 303545), (385, 209722), (418, 193165), (665, 121418), (770, 104861), (1045, 77266), (1330, 60709), (1463, 55190), (2090, 38633), (2926, 27595), (5519, 14630), (7315, 11038)]