16291900

素因数分解:

$2^2\times 5^2\times {\mathrm{197}}^1\times {\mathrm{827}}^1$

素因数の和:1038

約数の個数: 36

約数和(自身を含む): 35575848

約数和(自身を除く): 19283948

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 197, 394, 788, 827, 985, 1654, 1970, 3308, 3940, 4135, 4925, 8270, 9850, 16540, 19700, 20675, 41350, 82700, 162919, 325838, 651676, 814595, 1629190, 3258380, 4072975, 8145950, 16291900]

約数ペア:

[(1, 16291900), (2, 8145950), (4, 4072975), (5, 3258380), (10, 1629190), (20, 814595), (25, 651676), (50, 325838), (100, 162919), (197, 82700), (394, 41350), (788, 20675), (827, 19700), (985, 16540), (1654, 9850), (1970, 8270), (3308, 4925), (3940, 4135)]