76861984

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{673}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 156939552

約数和(自身を除く): 80077568

約数列:

[1, 2, 4, 8, 16, 32, 43, 83, 86, 166, 172, 332, 344, 664, 673, 688, 1328, 1346, 1376, 2656, 2692, 3569, 5384, 7138, 10768, 14276, 21536, 28552, 28939, 55859, 57104, 57878, 111718, 114208, 115756, 223436, 231512, 446872, 463024, 893744, 926048, 1787488, 2401937, 4803874, 9607748, 19215496, 38430992, 76861984]

約数ペア:

[(1, 76861984), (2, 38430992), (4, 19215496), (8, 9607748), (16, 4803874), (32, 2401937), (43, 1787488), (83, 926048), (86, 893744), (166, 463024), (172, 446872), (332, 231512), (344, 223436), (664, 115756), (673, 114208), (688, 111718), (1328, 57878), (1346, 57104), (1376, 55859), (2656, 28939), (2692, 28552), (3569, 21536), (5384, 14276), (7138, 10768)]