53764280

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9811}}^1$

素因数の和:9959

約数の個数: 32

約数和(自身を含む): 121865040

約数和(自身を除く): 68100760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 9811, 19622, 39244, 49055, 78488, 98110, 196220, 392440, 1344107, 2688214, 5376428, 6720535, 10752856, 13441070, 26882140, 53764280]

約数ペア:

[(1, 53764280), (2, 26882140), (4, 13441070), (5, 10752856), (8, 6720535), (10, 5376428), (20, 2688214), (40, 1344107), (137, 392440), (274, 196220), (548, 98110), (685, 78488), (1096, 49055), (1370, 39244), (2740, 19622), (5480, 9811)]