257808544

素因数分解:

$2^5\times 7^1\times {\mathrm{109}}^1\times {\mathrm{10559}}^1$

素因数の和:10685

約数の個数: 48

約数和(自身を含む): 585446400

約数和(自身を除く): 327637856

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 109, 112, 218, 224, 436, 763, 872, 1526, 1744, 3052, 3488, 6104, 10559, 12208, 21118, 24416, 42236, 73913, 84472, 147826, 168944, 295652, 337888, 591304, 1150931, 1182608, 2301862, 2365216, 4603724, 8056517, 9207448, 16113034, 18414896, 32226068, 36829792, 64452136, 128904272, 257808544]

約数ペア:

[(1, 257808544), (2, 128904272), (4, 64452136), (7, 36829792), (8, 32226068), (14, 18414896), (16, 16113034), (28, 9207448), (32, 8056517), (56, 4603724), (109, 2365216), (112, 2301862), (218, 1182608), (224, 1150931), (436, 591304), (763, 337888), (872, 295652), (1526, 168944), (1744, 147826), (3052, 84472), (3488, 73913), (6104, 42236), (10559, 24416), (12208, 21118)]