54440900

素因数分解:

$2^2\times 5^2\times {\mathrm{499}}^1\times {\mathrm{1091}}^1$

素因数の和:1604

約数の個数: 36

約数和(自身を含む): 118482000

約数和(自身を除く): 64041100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 499, 998, 1091, 1996, 2182, 2495, 4364, 4990, 5455, 9980, 10910, 12475, 21820, 24950, 27275, 49900, 54550, 109100, 544409, 1088818, 2177636, 2722045, 5444090, 10888180, 13610225, 27220450, 54440900]

約数ペア:

[(1, 54440900), (2, 27220450), (4, 13610225), (5, 10888180), (10, 5444090), (20, 2722045), (25, 2177636), (50, 1088818), (100, 544409), (499, 109100), (998, 54550), (1091, 49900), (1996, 27275), (2182, 24950), (2495, 21820), (4364, 12475), (4990, 10910), (5455, 9980)]