64317985280

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1322327}}^1$

素因数の和:1322369

約数の個数: 80

約数和(自身を含む): 162328985280

約数和(自身を除く): 98011000000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1520, 2432, 2560, 3040, 4864, 6080, 9728, 12160, 24320, 48640, 1322327, 2644654, 5289308, 6611635, 10578616, 13223270, 21157232, 25124213, 26446540, 42314464, 50248426, 52893080, 84628928, 100496852, 105786160, 125621065, 169257856, 200993704, 211572320, 251242130, 338515712, 401987408, 423144640, 502484260, 677031424, 803974816, 846289280, 1004968520, 1607949632, 1692578560, 2009937040, 3215899264, 3385157120, 4019874080, 6431798528, 8039748160, 12863597056, 16079496320, 32158992640, 64317985280]

約数ペア:

[(1, 64317985280), (2, 32158992640), (4, 16079496320), (5, 12863597056), (8, 8039748160), (10, 6431798528), (16, 4019874080), (19, 3385157120), (20, 3215899264), (32, 2009937040), (38, 1692578560), (40, 1607949632), (64, 1004968520), (76, 846289280), (80, 803974816), (95, 677031424), (128, 502484260), (152, 423144640), (160, 401987408), (190, 338515712), (256, 251242130), (304, 211572320), (320, 200993704), (380, 169257856), (512, 125621065), (608, 105786160), (640, 100496852), (760, 84628928), (1216, 52893080), (1280, 50248426), (1520, 42314464), (2432, 26446540), (2560, 25124213), (3040, 21157232), (4864, 13223270), (6080, 10578616), (9728, 6611635), (12160, 5289308), (24320, 2644654), (48640, 1322327)]