99261290

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{71411}}^1$

素因数の和:71557

約数の個数: 16

約数和(自身を含む): 179958240

約数和(自身を除く): 80696950

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 71411, 142822, 357055, 714110, 9926129, 19852258, 49630645, 99261290]

約数ペア:

[(1, 99261290), (2, 49630645), (5, 19852258), (10, 9926129), (139, 714110), (278, 357055), (695, 142822), (1390, 71411)]