7900328080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{8291}}^1$

素因数の和:8624

約数の個数: 80

約数和(自身を含む): 18865560384

約数和(自身を除く): 10965232304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 277, 344, 430, 554, 688, 860, 1108, 1385, 1720, 2216, 2770, 3440, 4432, 5540, 8291, 11080, 11911, 16582, 22160, 23822, 33164, 41455, 47644, 59555, 66328, 82910, 95288, 119110, 132656, 165820, 190576, 238220, 331640, 356513, 476440, 663280, 713026, 952880, 1426052, 1782565, 2296607, 2852104, 3565130, 4593214, 5704208, 7130260, 9186428, 11483035, 14260520, 18372856, 22966070, 28521040, 36745712, 45932140, 91864280, 98754101, 183728560, 197508202, 395016404, 493770505, 790032808, 987541010, 1580065616, 1975082020, 3950164040, 7900328080]

約数ペア:

[(1, 7900328080), (2, 3950164040), (4, 1975082020), (5, 1580065616), (8, 987541010), (10, 790032808), (16, 493770505), (20, 395016404), (40, 197508202), (43, 183728560), (80, 98754101), (86, 91864280), (172, 45932140), (215, 36745712), (277, 28521040), (344, 22966070), (430, 18372856), (554, 14260520), (688, 11483035), (860, 9186428), (1108, 7130260), (1385, 5704208), (1720, 4593214), (2216, 3565130), (2770, 2852104), (3440, 2296607), (4432, 1782565), (5540, 1426052), (8291, 952880), (11080, 713026), (11911, 663280), (16582, 476440), (22160, 356513), (23822, 331640), (33164, 238220), (41455, 190576), (47644, 165820), (59555, 132656), (66328, 119110), (82910, 95288)]