80960404

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{647}}^1$

素因数の和:808

約数の個数: 48

約数和(自身を含む): 167650560

約数和(自身を除く): 86690156

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 109, 164, 218, 287, 436, 574, 647, 763, 1148, 1294, 1526, 2588, 3052, 4469, 4529, 8938, 9058, 17876, 18116, 26527, 31283, 53054, 62566, 70523, 106108, 125132, 141046, 185689, 282092, 371378, 493661, 742756, 987322, 1974644, 2891443, 5782886, 11565772, 20240101, 40480202, 80960404]

約数ペア:

[(1, 80960404), (2, 40480202), (4, 20240101), (7, 11565772), (14, 5782886), (28, 2891443), (41, 1974644), (82, 987322), (109, 742756), (164, 493661), (218, 371378), (287, 282092), (436, 185689), (574, 141046), (647, 125132), (763, 106108), (1148, 70523), (1294, 62566), (1526, 53054), (2588, 31283), (3052, 26527), (4469, 18116), (4529, 17876), (8938, 9058)]