25563124

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{90011}}^1$

素因数の和:90086

約数の個数: 12

約数和(自身を含む): 45366048

約数和(自身を除く): 19802924

約数列:

[1, 2, 4, 71, 142, 284, 90011, 180022, 360044, 6390781, 12781562, 25563124]

約数ペア:

[(1, 25563124), (2, 12781562), (4, 6390781), (71, 360044), (142, 180022), (284, 90011)]