80576470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{619819}}^1$

素因数の和:619839

約数の個数: 16

約数和(自身を含む): 156194640

約数和(自身を除く): 75618170

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 619819, 1239638, 3099095, 6198190, 8057647, 16115294, 40288235, 80576470]

約数ペア:

[(1, 80576470), (2, 40288235), (5, 16115294), (10, 8057647), (13, 6198190), (26, 3099095), (65, 1239638), (130, 619819)]