78067405

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 106767360

約数和(自身を除く): 28699955

約数列:

[1, 5, 13, 23, 65, 79, 115, 299, 395, 661, 1027, 1495, 1817, 3305, 5135, 8593, 9085, 15203, 23621, 42965, 52219, 76015, 118105, 197639, 261095, 678847, 988195, 1201037, 3394235, 6005185, 15613481, 78067405]

約数ペア:

[(1, 78067405), (5, 15613481), (13, 6005185), (23, 3394235), (65, 1201037), (79, 988195), (115, 678847), (299, 261095), (395, 197639), (661, 118105), (1027, 76015), (1495, 52219), (1817, 42965), (3305, 23621), (5135, 15203), (8593, 9085)]