208766375

素因数分解:

$5^3\times {\mathrm{17}}^2\times {\mathrm{5779}}^1$

素因数の和:5828

約数の個数: 24

約数和(自身を含む): 276815760

約数和(自身を除く): 68049385

約数列:

[1, 5, 17, 25, 85, 125, 289, 425, 1445, 2125, 5779, 7225, 28895, 36125, 98243, 144475, 491215, 722375, 1670131, 2456075, 8350655, 12280375, 41753275, 208766375]

約数ペア:

[(1, 208766375), (5, 41753275), (17, 12280375), (25, 8350655), (85, 2456075), (125, 1670131), (289, 722375), (425, 491215), (1445, 144475), (2125, 98243), (5779, 36125), (7225, 28895)]