80289555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{1759}}^1$

素因数の和:1963

約数の個数: 32

約数和(自身を含む): 136857600

約数和(自身を除く): 56568045

約数列:

[1, 3, 5, 15, 17, 51, 85, 179, 255, 537, 895, 1759, 2685, 3043, 5277, 8795, 9129, 15215, 26385, 29903, 45645, 89709, 149515, 314861, 448545, 944583, 1574305, 4722915, 5352637, 16057911, 26763185, 80289555]

約数ペア:

[(1, 80289555), (3, 26763185), (5, 16057911), (15, 5352637), (17, 4722915), (51, 1574305), (85, 944583), (179, 448545), (255, 314861), (537, 149515), (895, 89709), (1759, 45645), (2685, 29903), (3043, 26385), (5277, 15215), (8795, 9129)]