75167440

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{21851}}^1$

素因数の和:21907

約数の個数: 40

約数和(自身を含む): 178836768

約数和(自身を除く): 103669328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 21851, 43702, 87404, 109255, 174808, 218510, 349616, 437020, 874040, 939593, 1748080, 1879186, 3758372, 4697965, 7516744, 9395930, 15033488, 18791860, 37583720, 75167440]

約数ペア:

[(1, 75167440), (2, 37583720), (4, 18791860), (5, 15033488), (8, 9395930), (10, 7516744), (16, 4697965), (20, 3758372), (40, 1879186), (43, 1748080), (80, 939593), (86, 874040), (172, 437020), (215, 349616), (344, 218510), (430, 174808), (688, 109255), (860, 87404), (1720, 43702), (3440, 21851)]