86779895

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{1021}}^1$

素因数の和:1306

約数の個数: 16

約数和(自身を含む): 105960960

約数和(自身を除く): 19181065

約数列:

[1, 5, 89, 191, 445, 955, 1021, 5105, 16999, 84995, 90869, 195011, 454345, 975055, 17355979, 86779895]

約数ペア:

[(1, 86779895), (5, 17355979), (89, 975055), (191, 454345), (445, 195011), (955, 90869), (1021, 84995), (5105, 16999)]