25760090

素因数分解:

$2^1\times 5^1\times {\mathrm{1601}}^1\times {\mathrm{1609}}^1$

素因数の和:3217

約数の個数: 16

約数和(自身を含む): 46425960

約数和(自身を除く): 20665870

約数列:

[1, 2, 5, 10, 1601, 1609, 3202, 3218, 8005, 8045, 16010, 16090, 2576009, 5152018, 12880045, 25760090]

約数ペア:

[(1, 25760090), (2, 12880045), (5, 5152018), (10, 2576009), (1601, 16090), (1609, 16010), (3202, 8045), (3218, 8005)]