2008583425

素因数分解:

$5^2\times {\mathrm{157}}^1\times {\mathrm{631}}^1\times {\mathrm{811}}^1$

素因数の和:1609

約数の個数: 24

約数和(自身を含む): 2513575232

約数和(自身を除く): 504991807

約数列:

[1, 5, 25, 157, 631, 785, 811, 3155, 3925, 4055, 15775, 20275, 99067, 127327, 495335, 511741, 636635, 2476675, 2558705, 3183175, 12793525, 80343337, 401716685, 2008583425]

約数ペア:

[(1, 2008583425), (5, 401716685), (25, 80343337), (157, 12793525), (631, 3183175), (785, 2558705), (811, 2476675), (3155, 636635), (3925, 511741), (4055, 495335), (15775, 127327), (20275, 99067)]