25508585

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 33008640

約数和(自身を除く): 7500055

約数列:

[1, 5, 17, 85, 127, 139, 289, 635, 695, 1445, 2159, 2363, 10795, 11815, 17653, 36703, 40171, 88265, 183515, 200855, 300101, 1500505, 5101717, 25508585]

約数ペア:

[(1, 25508585), (5, 5101717), (17, 1500505), (85, 300101), (127, 200855), (139, 183515), (289, 88265), (635, 40171), (695, 36703), (1445, 17653), (2159, 11815), (2363, 10795)]