2557785512

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{53}}^2\times {\mathrm{2647}}^1$

素因数の和:2802

約数の個数: 48

約数和(自身を含む): 5003607840

約数和(自身を除く): 2445822328

約数列:

[1, 2, 4, 8, 43, 53, 86, 106, 172, 212, 344, 424, 2279, 2647, 2809, 4558, 5294, 5618, 9116, 10588, 11236, 18232, 21176, 22472, 113821, 120787, 140291, 227642, 241574, 280582, 455284, 483148, 561164, 910568, 966296, 1122328, 6032513, 7435423, 12065026, 14870846, 24130052, 29741692, 48260104, 59483384, 319723189, 639446378, 1278892756, 2557785512]

約数ペア:

[(1, 2557785512), (2, 1278892756), (4, 639446378), (8, 319723189), (43, 59483384), (53, 48260104), (86, 29741692), (106, 24130052), (172, 14870846), (212, 12065026), (344, 7435423), (424, 6032513), (2279, 1122328), (2647, 966296), (2809, 910568), (4558, 561164), (5294, 483148), (5618, 455284), (9116, 280582), (10588, 241574), (11236, 227642), (18232, 140291), (21176, 120787), (22472, 113821)]