80814545

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{18181}}^1$

素因数の和:18320

約数の個数: 16

約数和(自身を含む): 111710208

約数和(自身を除く): 30895663

約数列:

[1, 5, 7, 35, 127, 635, 889, 4445, 18181, 90905, 127267, 636335, 2308987, 11544935, 16162909, 80814545]

約数ペア:

[(1, 80814545), (5, 16162909), (7, 11544935), (35, 2308987), (127, 636335), (635, 127267), (889, 90905), (4445, 18181)]