80454953020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{309442127}}^1$

素因数の和:309442149

約数の個数: 24

約数和(自身を含む): 181951971264

約数和(自身を除く): 101497018244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 309442127, 618884254, 1237768508, 1547210635, 3094421270, 4022747651, 6188842540, 8045495302, 16090990604, 20113738255, 40227476510, 80454953020]

約数ペア:

[(1, 80454953020), (2, 40227476510), (4, 20113738255), (5, 16090990604), (10, 8045495302), (13, 6188842540), (20, 4022747651), (26, 3094421270), (52, 1547210635), (65, 1237768508), (130, 618884254), (260, 309442127)]