99819040

素因数分解:

$2^5\times 5^1\times {\mathrm{623869}}^1$

素因数の和:623884

約数の個数: 24

約数和(自身を含む): 235822860

約数和(自身を除く): 136003820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 623869, 1247738, 2495476, 3119345, 4990952, 6238690, 9981904, 12477380, 19963808, 24954760, 49909520, 99819040]

約数ペア:

[(1, 99819040), (2, 49909520), (4, 24954760), (5, 19963808), (8, 12477380), (10, 9981904), (16, 6238690), (20, 4990952), (32, 3119345), (40, 2495476), (80, 1247738), (160, 623869)]