25820705

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{107}}^1\times {\mathrm{167}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 33421248

約数和(自身を除く): 7600543

約数列:

[1, 5, 17, 85, 107, 167, 289, 535, 835, 1445, 1819, 2839, 9095, 14195, 17869, 30923, 48263, 89345, 154615, 241315, 303773, 1518865, 5164141, 25820705]

約数ペア:

[(1, 25820705), (5, 5164141), (17, 1518865), (85, 303773), (107, 241315), (167, 154615), (289, 89345), (535, 48263), (835, 30923), (1445, 17869), (1819, 14195), (2839, 9095)]