820170080

素因数分解:

$2^5\times 5^1\times {\mathrm{5126063}}^1$

素因数の和:5126078

約数の個数: 24

約数和(自身を含む): 1937652192

約数和(自身を除く): 1117482112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 5126063, 10252126, 20504252, 25630315, 41008504, 51260630, 82017008, 102521260, 164034016, 205042520, 410085040, 820170080]

約数ペア:

[(1, 820170080), (2, 410085040), (4, 205042520), (5, 164034016), (8, 102521260), (10, 82017008), (16, 51260630), (20, 41008504), (32, 25630315), (40, 20504252), (80, 10252126), (160, 5126063)]