72013300

素因数分解:

$2^2\times 5^2\times {\mathrm{720133}}^1$

素因数の和:720147

約数の個数: 18

約数和(自身を含む): 156269078

約数和(自身を除く): 84255778

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 720133, 1440266, 2880532, 3600665, 7201330, 14402660, 18003325, 36006650, 72013300]

約数ペア:

[(1, 72013300), (2, 36006650), (4, 18003325), (5, 14402660), (10, 7201330), (20, 3600665), (25, 2880532), (50, 1440266), (100, 720133)]