54509900

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{2767}}^1$

素因数の和:2978

約数の個数: 36

約数和(自身を含む): 118929888

約数和(自身を除く): 64419988

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 985, 1970, 2767, 3940, 4925, 5534, 9850, 11068, 13835, 19700, 27670, 55340, 69175, 138350, 276700, 545099, 1090198, 2180396, 2725495, 5450990, 10901980, 13627475, 27254950, 54509900]

約数ペア:

[(1, 54509900), (2, 27254950), (4, 13627475), (5, 10901980), (10, 5450990), (20, 2725495), (25, 2180396), (50, 1090198), (100, 545099), (197, 276700), (394, 138350), (788, 69175), (985, 55340), (1970, 27670), (2767, 19700), (3940, 13835), (4925, 11068), (5534, 9850)]