25065520

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2287}}^1$

素因数の和:2437

約数の個数: 40

約数和(自身を含む): 58728384

約数和(自身を除く): 33662864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 548, 685, 1096, 1370, 2192, 2287, 2740, 4574, 5480, 9148, 10960, 11435, 18296, 22870, 36592, 45740, 91480, 182960, 313319, 626638, 1253276, 1566595, 2506552, 3133190, 5013104, 6266380, 12532760, 25065520]

約数ペア:

[(1, 25065520), (2, 12532760), (4, 6266380), (5, 5013104), (8, 3133190), (10, 2506552), (16, 1566595), (20, 1253276), (40, 626638), (80, 313319), (137, 182960), (274, 91480), (548, 45740), (685, 36592), (1096, 22870), (1370, 18296), (2192, 11435), (2287, 10960), (2740, 9148), (4574, 5480)]