108466640

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{31531}}^1$

素因数の和:31587

約数の個数: 40

約数和(自身を含む): 258057888

約数和(自身を除く): 149591248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 31531, 63062, 126124, 157655, 252248, 315310, 504496, 630620, 1261240, 1355833, 2522480, 2711666, 5423332, 6779165, 10846664, 13558330, 21693328, 27116660, 54233320, 108466640]

約数ペア:

[(1, 108466640), (2, 54233320), (4, 27116660), (5, 21693328), (8, 13558330), (10, 10846664), (16, 6779165), (20, 5423332), (40, 2711666), (43, 2522480), (80, 1355833), (86, 1261240), (172, 630620), (215, 504496), (344, 315310), (430, 252248), (688, 157655), (860, 126124), (1720, 63062), (3440, 31531)]