66520064

素因数分解:

$2^{10}\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:315

約数の個数: 88

約数和(自身を含む): 151314240

約数和(自身を除く): 84794176

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 256, 263, 304, 416, 494, 512, 526, 608, 832, 988, 1024, 1052, 1216, 1664, 1976, 2104, 2432, 3328, 3419, 3952, 4208, 4864, 4997, 6656, 6838, 7904, 8416, 9728, 9994, 13312, 13676, 15808, 16832, 19456, 19988, 27352, 31616, 33664, 39976, 54704, 63232, 64961, 67328, 79952, 109408, 126464, 129922, 134656, 159904, 218816, 252928, 259844, 269312, 319808, 437632, 519688, 639616, 875264, 1039376, 1279232, 1750528, 2078752, 2558464, 3501056, 4157504, 5116928, 8315008, 16630016, 33260032, 66520064]

約数ペア:

[(1, 66520064), (2, 33260032), (4, 16630016), (8, 8315008), (13, 5116928), (16, 4157504), (19, 3501056), (26, 2558464), (32, 2078752), (38, 1750528), (52, 1279232), (64, 1039376), (76, 875264), (104, 639616), (128, 519688), (152, 437632), (208, 319808), (247, 269312), (256, 259844), (263, 252928), (304, 218816), (416, 159904), (494, 134656), (512, 129922), (526, 126464), (608, 109408), (832, 79952), (988, 67328), (1024, 64961), (1052, 63232), (1216, 54704), (1664, 39976), (1976, 33664), (2104, 31616), (2432, 27352), (3328, 19988), (3419, 19456), (3952, 16832), (4208, 15808), (4864, 13676), (4997, 13312), (6656, 9994), (6838, 9728), (7904, 8416)]