78794210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{17471}}^1$

素因数の和:17530

約数の個数: 32

約数和(自身を含む): 158505984

約数和(自身を除く): 79711774

約数列:

[1, 2, 5, 10, 11, 22, 41, 55, 82, 110, 205, 410, 451, 902, 2255, 4510, 17471, 34942, 87355, 174710, 192181, 384362, 716311, 960905, 1432622, 1921810, 3581555, 7163110, 7879421, 15758842, 39397105, 78794210]

約数ペア:

[(1, 78794210), (2, 39397105), (5, 15758842), (10, 7879421), (11, 7163110), (22, 3581555), (41, 1921810), (55, 1432622), (82, 960905), (110, 716311), (205, 384362), (410, 192181), (451, 174710), (902, 87355), (2255, 34942), (4510, 17471)]