80390090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{730819}}^1$

素因数の和:730837

約数の個数: 16

約数和(自身を含む): 157857120

約数和(自身を除く): 77467030

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 730819, 1461638, 3654095, 7308190, 8039009, 16078018, 40195045, 80390090]

約数ペア:

[(1, 80390090), (2, 40195045), (5, 16078018), (10, 8039009), (11, 7308190), (22, 3654095), (55, 1461638), (110, 730819)]