39289100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{9137}}^1$

素因数の和:9194

約数の個数: 36

約数和(自身を含む): 87249624

約数和(自身を除く): 47960524

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 9137, 18274, 36548, 45685, 91370, 182740, 228425, 392891, 456850, 785782, 913700, 1571564, 1964455, 3928910, 7857820, 9822275, 19644550, 39289100]

約数ペア:

[(1, 39289100), (2, 19644550), (4, 9822275), (5, 7857820), (10, 3928910), (20, 1964455), (25, 1571564), (43, 913700), (50, 785782), (86, 456850), (100, 392891), (172, 228425), (215, 182740), (430, 91370), (860, 45685), (1075, 36548), (2150, 18274), (4300, 9137)]