85050520

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{19507}}^1$

素因数の和:19627

約数の個数: 32

約数和(自身を含む): 193129200

約数和(自身を除く): 108078680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 19507, 39014, 78028, 97535, 156056, 195070, 390140, 780280, 2126263, 4252526, 8505052, 10631315, 17010104, 21262630, 42525260, 85050520]

約数ペア:

[(1, 85050520), (2, 42525260), (4, 21262630), (5, 17010104), (8, 10631315), (10, 8505052), (20, 4252526), (40, 2126263), (109, 780280), (218, 390140), (436, 195070), (545, 156056), (872, 97535), (1090, 78028), (2180, 39014), (4360, 19507)]