77779715

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{1109}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 102377520

約数和(自身を除く): 24597805

約数列:

[1, 5, 13, 65, 83, 169, 415, 845, 1079, 1109, 5395, 5545, 14027, 14417, 70135, 72085, 92047, 187421, 460235, 937105, 1196611, 5983055, 15555943, 77779715]

約数ペア:

[(1, 77779715), (5, 15555943), (13, 5983055), (65, 1196611), (83, 937105), (169, 460235), (415, 187421), (845, 92047), (1079, 72085), (1109, 70135), (5395, 14417), (5545, 14027)]