131844880

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{38327}}^1$

素因数の和:38383

約数の個数: 40

約数和(自身を含む): 313676352

約数和(自身を除く): 181831472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 38327, 76654, 153308, 191635, 306616, 383270, 613232, 766540, 1533080, 1648061, 3066160, 3296122, 6592244, 8240305, 13184488, 16480610, 26368976, 32961220, 65922440, 131844880]

約数ペア:

[(1, 131844880), (2, 65922440), (4, 32961220), (5, 26368976), (8, 16480610), (10, 13184488), (16, 8240305), (20, 6592244), (40, 3296122), (43, 3066160), (80, 1648061), (86, 1533080), (172, 766540), (215, 613232), (344, 383270), (430, 306616), (688, 191635), (860, 153308), (1720, 76654), (3440, 38327)]