65858180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2441}}^1$

素因数の和:2540

約数の個数: 48

約数和(自身を含む): 147692160

約数和(自身を除く): 81833980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2441, 2698, 4882, 5396, 6745, 9764, 12205, 13490, 24410, 26980, 46379, 48820, 92758, 173311, 185516, 231895, 346622, 463790, 693244, 866555, 927580, 1733110, 3292909, 3466220, 6585818, 13171636, 16464545, 32929090, 65858180]

約数ペア:

[(1, 65858180), (2, 32929090), (4, 16464545), (5, 13171636), (10, 6585818), (19, 3466220), (20, 3292909), (38, 1733110), (71, 927580), (76, 866555), (95, 693244), (142, 463790), (190, 346622), (284, 231895), (355, 185516), (380, 173311), (710, 92758), (1349, 48820), (1420, 46379), (2441, 26980), (2698, 24410), (4882, 13490), (5396, 12205), (6745, 9764)]