165998672

素因数分解:

$2^4\times 7^2\times {\mathrm{83}}^1\times {\mathrm{2551}}^1$

素因数の和:2656

約数の個数: 60

約数和(自身を含む): 378788256

約数和(自身を除く): 212789584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 83, 98, 112, 166, 196, 332, 392, 581, 664, 784, 1162, 1328, 2324, 2551, 4067, 4648, 5102, 8134, 9296, 10204, 16268, 17857, 20408, 32536, 35714, 40816, 65072, 71428, 124999, 142856, 211733, 249998, 285712, 423466, 499996, 846932, 999992, 1482131, 1693864, 1999984, 2964262, 3387728, 5928524, 10374917, 11857048, 20749834, 23714096, 41499668, 82999336, 165998672]

約数ペア:

[(1, 165998672), (2, 82999336), (4, 41499668), (7, 23714096), (8, 20749834), (14, 11857048), (16, 10374917), (28, 5928524), (49, 3387728), (56, 2964262), (83, 1999984), (98, 1693864), (112, 1482131), (166, 999992), (196, 846932), (332, 499996), (392, 423466), (581, 285712), (664, 249998), (784, 211733), (1162, 142856), (1328, 124999), (2324, 71428), (2551, 65072), (4067, 40816), (4648, 35714), (5102, 32536), (8134, 20408), (9296, 17857), (10204, 16268)]