8752640

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:299

約数の個数: 80

約数和(自身を含む): 22686048

約数和(自身を除く): 13933408

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 263, 320, 416, 512, 520, 526, 640, 832, 1040, 1052, 1280, 1315, 1664, 2080, 2104, 2560, 2630, 3328, 3419, 4160, 4208, 5260, 6656, 6838, 8320, 8416, 10520, 13676, 16640, 16832, 17095, 21040, 27352, 33280, 33664, 34190, 42080, 54704, 67328, 68380, 84160, 109408, 134656, 136760, 168320, 218816, 273520, 336640, 437632, 547040, 673280, 875264, 1094080, 1750528, 2188160, 4376320, 8752640]

約数ペア:

[(1, 8752640), (2, 4376320), (4, 2188160), (5, 1750528), (8, 1094080), (10, 875264), (13, 673280), (16, 547040), (20, 437632), (26, 336640), (32, 273520), (40, 218816), (52, 168320), (64, 136760), (65, 134656), (80, 109408), (104, 84160), (128, 68380), (130, 67328), (160, 54704), (208, 42080), (256, 34190), (260, 33664), (263, 33280), (320, 27352), (416, 21040), (512, 17095), (520, 16832), (526, 16640), (640, 13676), (832, 10520), (1040, 8416), (1052, 8320), (1280, 6838), (1315, 6656), (1664, 5260), (2080, 4208), (2104, 4160), (2560, 3419), (2630, 3328)]