80455622416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{386805877}}^1$

素因数の和:386805898

約数の個数: 20

約数和(自身を含む): 167873751052

約数和(自身を除く): 87418128636

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 386805877, 773611754, 1547223508, 3094447016, 5028476401, 6188894032, 10056952802, 20113905604, 40227811208, 80455622416]

約数ペア:

[(1, 80455622416), (2, 40227811208), (4, 20113905604), (8, 10056952802), (13, 6188894032), (16, 5028476401), (26, 3094447016), (52, 1547223508), (104, 773611754), (208, 386805877)]