80013400

素因数分解:

$2^3\times 5^2\times {\mathrm{400067}}^1$

素因数の和:400083

約数の個数: 24

約数和(自身を含む): 186031620

約数和(自身を除く): 106018220

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 400067, 800134, 1600268, 2000335, 3200536, 4000670, 8001340, 10001675, 16002680, 20003350, 40006700, 80013400]

約数ペア:

[(1, 80013400), (2, 40006700), (4, 20003350), (5, 16002680), (8, 10001675), (10, 8001340), (20, 4000670), (25, 3200536), (40, 2000335), (50, 1600268), (100, 800134), (200, 400067)]