123869920

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5651}}^1$

素因数の和:5803

約数の個数: 48

約数和(自身を含む): 294830928

約数和(自身を除く): 170961008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 2192, 2740, 4384, 5480, 5651, 10960, 11302, 21920, 22604, 28255, 45208, 56510, 90416, 113020, 180832, 226040, 452080, 774187, 904160, 1548374, 3096748, 3870935, 6193496, 7741870, 12386992, 15483740, 24773984, 30967480, 61934960, 123869920]

約数ペア:

[(1, 123869920), (2, 61934960), (4, 30967480), (5, 24773984), (8, 15483740), (10, 12386992), (16, 7741870), (20, 6193496), (32, 3870935), (40, 3096748), (80, 1548374), (137, 904160), (160, 774187), (274, 452080), (548, 226040), (685, 180832), (1096, 113020), (1370, 90416), (2192, 56510), (2740, 45208), (4384, 28255), (5480, 22604), (5651, 21920), (10960, 11302)]