128397656

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{5113}}^1$

素因数の和:5235

約数の個数: 32

約数和(自身を含む): 249767760

約数和(自身を除く): 121370104

約数列:

[1, 2, 4, 8, 43, 73, 86, 146, 172, 292, 344, 584, 3139, 5113, 6278, 10226, 12556, 20452, 25112, 40904, 219859, 373249, 439718, 746498, 879436, 1492996, 1758872, 2985992, 16049707, 32099414, 64198828, 128397656]

約数ペア:

[(1, 128397656), (2, 64198828), (4, 32099414), (8, 16049707), (43, 2985992), (73, 1758872), (86, 1492996), (146, 879436), (172, 746498), (292, 439718), (344, 373249), (584, 219859), (3139, 40904), (5113, 25112), (6278, 20452), (10226, 12556)]