81931475008

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{1031}}^1\times {\mathrm{8933}}^1$

素因数の和:10115

約数の個数: 56

約数和(自身を含む): 163929608640

約数和(自身を除く): 81998133632

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1031, 1112, 2062, 2224, 4124, 4448, 8248, 8896, 8933, 16496, 17866, 32992, 35732, 65984, 71464, 142928, 143309, 285856, 286618, 571712, 573236, 1146472, 1241687, 2292944, 2483374, 4585888, 4966748, 9171776, 9209923, 9933496, 18419846, 19866992, 36839692, 39733984, 73679384, 79467968, 147358768, 294717536, 589435072, 1280179297, 2560358594, 5120717188, 10241434376, 20482868752, 40965737504, 81931475008]

約数ペア:

[(1, 81931475008), (2, 40965737504), (4, 20482868752), (8, 10241434376), (16, 5120717188), (32, 2560358594), (64, 1280179297), (139, 589435072), (278, 294717536), (556, 147358768), (1031, 79467968), (1112, 73679384), (2062, 39733984), (2224, 36839692), (4124, 19866992), (4448, 18419846), (8248, 9933496), (8896, 9209923), (8933, 9171776), (16496, 4966748), (17866, 4585888), (32992, 2483374), (35732, 2292944), (65984, 1241687), (71464, 1146472), (142928, 573236), (143309, 571712), (285856, 286618)]