75684085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{20707}}^1$

素因数の和:20772

約数の個数: 16

約数和(自身を含む): 98404416

約数和(自身を除く): 22720331

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 20707, 103535, 352019, 890401, 1760095, 4452005, 15136817, 75684085]

約数ペア:

[(1, 75684085), (5, 15136817), (17, 4452005), (43, 1760095), (85, 890401), (215, 352019), (731, 103535), (3655, 20707)]