91803280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{26687}}^1$

素因数の和:26743

約数の個数: 40

約数和(自身を含む): 218414592

約数和(自身を除く): 126611312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 26687, 53374, 106748, 133435, 213496, 266870, 426992, 533740, 1067480, 1147541, 2134960, 2295082, 4590164, 5737705, 9180328, 11475410, 18360656, 22950820, 45901640, 91803280]

約数ペア:

[(1, 91803280), (2, 45901640), (4, 22950820), (5, 18360656), (8, 11475410), (10, 9180328), (16, 5737705), (20, 4590164), (40, 2295082), (43, 2134960), (80, 1147541), (86, 1067480), (172, 533740), (215, 426992), (344, 266870), (430, 213496), (688, 133435), (860, 106748), (1720, 53374), (3440, 26687)]