664667776

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{877}}^1$

素因数の和:1113

約数の個数: 64

約数和(自身を含む): 1375580160

約数和(自身を除く): 710912384

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 191, 248, 382, 496, 764, 877, 992, 1528, 1754, 1984, 3056, 3508, 3968, 5921, 6112, 7016, 11842, 12224, 14032, 23684, 24448, 27187, 28064, 47368, 54374, 56128, 94736, 108748, 112256, 167507, 189472, 217496, 335014, 378944, 434992, 670028, 757888, 869984, 1340056, 1739968, 2680112, 3479936, 5192717, 5360224, 10385434, 10720448, 20770868, 21440896, 41541736, 83083472, 166166944, 332333888, 664667776]

約数ペア:

[(1, 664667776), (2, 332333888), (4, 166166944), (8, 83083472), (16, 41541736), (31, 21440896), (32, 20770868), (62, 10720448), (64, 10385434), (124, 5360224), (128, 5192717), (191, 3479936), (248, 2680112), (382, 1739968), (496, 1340056), (764, 869984), (877, 757888), (992, 670028), (1528, 434992), (1754, 378944), (1984, 335014), (3056, 217496), (3508, 189472), (3968, 167507), (5921, 112256), (6112, 108748), (7016, 94736), (11842, 56128), (12224, 54374), (14032, 47368), (23684, 28064), (24448, 27187)]