129368080

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{37607}}^1$

素因数の和:37663

約数の個数: 40

約数和(自身を含む): 307783872

約数和(自身を除く): 178415792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 37607, 75214, 150428, 188035, 300856, 376070, 601712, 752140, 1504280, 1617101, 3008560, 3234202, 6468404, 8085505, 12936808, 16171010, 25873616, 32342020, 64684040, 129368080]

約数ペア:

[(1, 129368080), (2, 64684040), (4, 32342020), (5, 25873616), (8, 16171010), (10, 12936808), (16, 8085505), (20, 6468404), (40, 3234202), (43, 3008560), (80, 1617101), (86, 1504280), (172, 752140), (215, 601712), (344, 376070), (430, 300856), (688, 188035), (860, 150428), (1720, 75214), (3440, 37607)]