80900115

素因数分解:

$3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{20507}}^1$

素因数の和:20778

約数の個数: 16

約数和(自身を含む): 129938688

約数和(自身を除く): 49038573

約数列:

[1, 3, 5, 15, 263, 789, 1315, 3945, 20507, 61521, 102535, 307605, 5393341, 16180023, 26966705, 80900115]

約数ペア:

[(1, 80900115), (3, 26966705), (5, 16180023), (15, 5393341), (263, 307605), (789, 102535), (1315, 61521), (3945, 20507)]