81032965

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{5641}}^1$

素因数の和:5689

約数の個数: 24

約数和(自身を含む): 111508488

約数和(自身を除く): 30475523

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 845, 1105, 2873, 5641, 14365, 28205, 73333, 95897, 366665, 479485, 953329, 1246661, 4766645, 6233305, 16206593, 81032965]

約数ペア:

[(1, 81032965), (5, 16206593), (13, 6233305), (17, 4766645), (65, 1246661), (85, 953329), (169, 479485), (221, 366665), (845, 95897), (1105, 73333), (2873, 28205), (5641, 14365)]