82016680

素因数分解:

$2^3\times 5^1\times {\mathrm{2050417}}^1$

素因数の和:2050428

約数の個数: 16

約数和(自身を含む): 184537620

約数和(自身を除く): 102520940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2050417, 4100834, 8201668, 10252085, 16403336, 20504170, 41008340, 82016680]

約数ペア:

[(1, 82016680), (2, 41008340), (4, 20504170), (5, 16403336), (8, 10252085), (10, 8201668), (20, 4100834), (40, 2050417)]