80810470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{621619}}^1$

素因数の和:621639

約数の個数: 16

約数和(自身を含む): 156648240

約数和(自身を除く): 75837770

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 621619, 1243238, 3108095, 6216190, 8081047, 16162094, 40405235, 80810470]

約数ペア:

[(1, 80810470), (2, 40405235), (5, 16162094), (10, 8081047), (13, 6216190), (26, 3108095), (65, 1243238), (130, 621619)]