68756656

素因数分解:

$2^4\times {\mathrm{37}}^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:198

約数の個数: 60

約数和(自身を含む): 142016952

約数和(自身を除く): 73260296

約数列:

[1, 2, 4, 8, 16, 37, 43, 73, 74, 86, 146, 148, 172, 292, 296, 344, 584, 592, 688, 1168, 1369, 1591, 2701, 2738, 3139, 3182, 5402, 5476, 6278, 6364, 10804, 10952, 12556, 12728, 21608, 21904, 25112, 25456, 43216, 50224, 58867, 99937, 116143, 117734, 199874, 232286, 235468, 399748, 464572, 470936, 799496, 929144, 941872, 1598992, 1858288, 4297291, 8594582, 17189164, 34378328, 68756656]

約数ペア:

[(1, 68756656), (2, 34378328), (4, 17189164), (8, 8594582), (16, 4297291), (37, 1858288), (43, 1598992), (73, 941872), (74, 929144), (86, 799496), (146, 470936), (148, 464572), (172, 399748), (292, 235468), (296, 232286), (344, 199874), (584, 117734), (592, 116143), (688, 99937), (1168, 58867), (1369, 50224), (1591, 43216), (2701, 25456), (2738, 25112), (3139, 21904), (3182, 21608), (5402, 12728), (5476, 12556), (6278, 10952), (6364, 10804)]