68950900

素因数分解:

$2^2\times 5^2\times {\mathrm{689509}}^1$

素因数の和:689523

約数の個数: 18

約数和(自身を含む): 149623670

約数和(自身を除く): 80672770

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 689509, 1379018, 2758036, 3447545, 6895090, 13790180, 17237725, 34475450, 68950900]

約数ペア:

[(1, 68950900), (2, 34475450), (4, 17237725), (5, 13790180), (10, 6895090), (20, 3447545), (25, 2758036), (50, 1379018), (100, 689509)]