72090445

素因数分解:

$5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{23143}}^1$

素因数の和:23244

約数の個数: 16

約数和(自身を含む): 99982080

約数和(自身を除く): 27891635

約数列:

[1, 5, 7, 35, 89, 445, 623, 3115, 23143, 115715, 162001, 810005, 2059727, 10298635, 14418089, 72090445]

約数ペア:

[(1, 72090445), (5, 14418089), (7, 10298635), (35, 2059727), (89, 810005), (445, 162001), (623, 115715), (3115, 23143)]