80729745

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{145459}}^1$

素因数の和:145504

約数の個数: 16

約数和(自身を含む): 132659520

約数和(自身を除く): 51929775

約数列:

[1, 3, 5, 15, 37, 111, 185, 555, 145459, 436377, 727295, 2181885, 5381983, 16145949, 26909915, 80729745]

約数ペア:

[(1, 80729745), (3, 26909915), (5, 16145949), (15, 5381983), (37, 2181885), (111, 727295), (185, 436377), (555, 145459)]