67080215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{18353}}^1$

素因数の和:18418

約数の個数: 16

約数和(自身を含む): 87218208

約数和(自身を除く): 20137993

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 18353, 91765, 312001, 789179, 1560005, 3945895, 13416043, 67080215]

約数ペア:

[(1, 67080215), (5, 13416043), (17, 3945895), (43, 1560005), (85, 789179), (215, 312001), (731, 91765), (3655, 18353)]