68124040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{39607}}^1$

素因数の和:39661

約数の個数: 32

約数和(自身を含む): 156847680

約数和(自身を除く): 88723640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 39607, 79214, 158428, 198035, 316856, 396070, 792140, 1584280, 1703101, 3406202, 6812404, 8515505, 13624808, 17031010, 34062020, 68124040]

約数ペア:

[(1, 68124040), (2, 34062020), (4, 17031010), (5, 13624808), (8, 8515505), (10, 6812404), (20, 3406202), (40, 1703101), (43, 1584280), (86, 792140), (172, 396070), (215, 316856), (344, 198035), (430, 158428), (860, 79214), (1720, 39607)]