54912640

素因数分解:

$2^7\times 5^1\times {\mathrm{239}}^1\times {\mathrm{359}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 132192000

約数和(自身を除く): 77279360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 239, 320, 359, 478, 640, 718, 956, 1195, 1436, 1795, 1912, 2390, 2872, 3590, 3824, 4780, 5744, 7180, 7648, 9560, 11488, 14360, 15296, 19120, 22976, 28720, 30592, 38240, 45952, 57440, 76480, 85801, 114880, 152960, 171602, 229760, 343204, 429005, 686408, 858010, 1372816, 1716020, 2745632, 3432040, 5491264, 6864080, 10982528, 13728160, 27456320, 54912640]

約数ペア:

[(1, 54912640), (2, 27456320), (4, 13728160), (5, 10982528), (8, 6864080), (10, 5491264), (16, 3432040), (20, 2745632), (32, 1716020), (40, 1372816), (64, 858010), (80, 686408), (128, 429005), (160, 343204), (239, 229760), (320, 171602), (359, 152960), (478, 114880), (640, 85801), (718, 76480), (956, 57440), (1195, 45952), (1436, 38240), (1795, 30592), (1912, 28720), (2390, 22976), (2872, 19120), (3590, 15296), (3824, 14360), (4780, 11488), (5744, 9560), (7180, 7648)]