25772440

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{4703}}^1$

素因数の和:4851

約数の個数: 32

約数和(自身を含む): 58423680

約数和(自身を除く): 32651240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 4703, 5480, 9406, 18812, 23515, 37624, 47030, 94060, 188120, 644311, 1288622, 2577244, 3221555, 5154488, 6443110, 12886220, 25772440]

約数ペア:

[(1, 25772440), (2, 12886220), (4, 6443110), (5, 5154488), (8, 3221555), (10, 2577244), (20, 1288622), (40, 644311), (137, 188120), (274, 94060), (548, 47030), (685, 37624), (1096, 23515), (1370, 18812), (2740, 9406), (4703, 5480)]