80387965

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^2\times {\mathrm{431}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 112036608

約数和(自身を除く): 31648643

約数列:

[1, 5, 7, 35, 73, 365, 431, 511, 2155, 2555, 3017, 5329, 15085, 26645, 31463, 37303, 157315, 186515, 220241, 1101205, 2296799, 11483995, 16077593, 80387965]

約数ペア:

[(1, 80387965), (5, 16077593), (7, 11483995), (35, 2296799), (73, 1101205), (365, 220241), (431, 186515), (511, 157315), (2155, 37303), (2555, 31463), (3017, 26645), (5329, 15085)]