80347718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{51439}}^1$

素因数の和:51523

約数の個数: 16

約数和(自身を含む): 133332480

約数和(自身を除く): 52984762

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 51439, 102878, 565829, 1131658, 3652169, 7304338, 40173859, 80347718]

約数ペア:

[(1, 80347718), (2, 40173859), (11, 7304338), (22, 3652169), (71, 1131658), (142, 565829), (781, 102878), (1562, 51439)]