87241900

素因数分解:

$2^2\times 5^2\times {\mathrm{872419}}^1$

素因数の和:872433

約数の個数: 18

約数和(自身を含む): 189315140

約数和(自身を除く): 102073240

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 872419, 1744838, 3489676, 4362095, 8724190, 17448380, 21810475, 43620950, 87241900]

約数ペア:

[(1, 87241900), (2, 43620950), (4, 21810475), (5, 17448380), (10, 8724190), (20, 4362095), (25, 3489676), (50, 1744838), (100, 872419)]