25420425

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{4643}}^1$

素因数の和:4729

約数の個数: 24

約数和(自身を含む): 42613344

約数和(自身を除く): 17192919

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 1095, 1825, 4643, 5475, 13929, 23215, 69645, 116075, 338939, 348225, 1016817, 1694695, 5084085, 8473475, 25420425]

約数ペア:

[(1, 25420425), (3, 8473475), (5, 5084085), (15, 1694695), (25, 1016817), (73, 348225), (75, 338939), (219, 116075), (365, 69645), (1095, 23215), (1825, 13929), (4643, 5475)]