82290160

素因数分解:

$2^4\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2591}}^1$

素因数の和:3001

約数の個数: 40

約数和(自身を含む): 191880576

約数和(自身を除く): 109590416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 397, 794, 1588, 1985, 2591, 3176, 3970, 5182, 6352, 7940, 10364, 12955, 15880, 20728, 25910, 31760, 41456, 51820, 103640, 207280, 1028627, 2057254, 4114508, 5143135, 8229016, 10286270, 16458032, 20572540, 41145080, 82290160]

約数ペア:

[(1, 82290160), (2, 41145080), (4, 20572540), (5, 16458032), (8, 10286270), (10, 8229016), (16, 5143135), (20, 4114508), (40, 2057254), (80, 1028627), (397, 207280), (794, 103640), (1588, 51820), (1985, 41456), (2591, 31760), (3176, 25910), (3970, 20728), (5182, 15880), (6352, 12955), (7940, 10364)]