64004566528

素因数分解:

$2^9\times 7^1\times {\mathrm{71}}^1\times {\mathrm{251527}}^1$

素因数の和:251623

約数の個数: 80

約数和(自身を含む): 148212370944

約数和(自身を除く): 84207804416

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 112, 128, 142, 224, 256, 284, 448, 497, 512, 568, 896, 994, 1136, 1792, 1988, 2272, 3584, 3976, 4544, 7952, 9088, 15904, 18176, 31808, 36352, 63616, 127232, 251527, 254464, 503054, 1006108, 1760689, 2012216, 3521378, 4024432, 7042756, 8048864, 14085512, 16097728, 17858417, 28171024, 32195456, 35716834, 56342048, 64390912, 71433668, 112684096, 125008919, 128781824, 142867336, 225368192, 250017838, 285734672, 450736384, 500035676, 571469344, 901472768, 1000071352, 1142938688, 2000142704, 2285877376, 4000285408, 4571754752, 8000570816, 9143509504, 16001141632, 32002283264, 64004566528]

約数ペア:

[(1, 64004566528), (2, 32002283264), (4, 16001141632), (7, 9143509504), (8, 8000570816), (14, 4571754752), (16, 4000285408), (28, 2285877376), (32, 2000142704), (56, 1142938688), (64, 1000071352), (71, 901472768), (112, 571469344), (128, 500035676), (142, 450736384), (224, 285734672), (256, 250017838), (284, 225368192), (448, 142867336), (497, 128781824), (512, 125008919), (568, 112684096), (896, 71433668), (994, 64390912), (1136, 56342048), (1792, 35716834), (1988, 32195456), (2272, 28171024), (3584, 17858417), (3976, 16097728), (4544, 14085512), (7952, 8048864), (9088, 7042756), (15904, 4024432), (18176, 3521378), (31808, 2012216), (36352, 1760689), (63616, 1006108), (127232, 503054), (251527, 254464)]