200819305

素因数分解:

$5^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1\times {\mathrm{463}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 243210240

約数和(自身を除く): 42390935

約数列:

[1, 5, 223, 389, 463, 1115, 1945, 2315, 86747, 103249, 180107, 433735, 516245, 900535, 40163861, 200819305]

約数ペア:

[(1, 200819305), (5, 40163861), (223, 900535), (389, 516245), (463, 433735), (1115, 180107), (1945, 103249), (2315, 86747)]