161574784

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9491}}^1$

素因数の和:9531

約数の個数: 64

約数和(自身を含む): 387273600

約数和(自身を除く): 225698816

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 2128, 2432, 4256, 8512, 9491, 17024, 18982, 37964, 66437, 75928, 132874, 151856, 180329, 265748, 303712, 360658, 531496, 607424, 721316, 1062992, 1214848, 1262303, 1442632, 2125984, 2524606, 2885264, 4251968, 5049212, 5770528, 8503936, 10098424, 11541056, 20196848, 23082112, 40393696, 80787392, 161574784]

約数ペア:

[(1, 161574784), (2, 80787392), (4, 40393696), (7, 23082112), (8, 20196848), (14, 11541056), (16, 10098424), (19, 8503936), (28, 5770528), (32, 5049212), (38, 4251968), (56, 2885264), (64, 2524606), (76, 2125984), (112, 1442632), (128, 1262303), (133, 1214848), (152, 1062992), (224, 721316), (266, 607424), (304, 531496), (448, 360658), (532, 303712), (608, 265748), (896, 180329), (1064, 151856), (1216, 132874), (2128, 75928), (2432, 66437), (4256, 37964), (8512, 18982), (9491, 17024)]