25884315

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{281}}^1$

素因数の和:404

約数の個数: 48

約数和(自身を含む): 47511360

約数和(自身を除く): 21627045

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 89, 115, 207, 267, 281, 345, 445, 801, 843, 1035, 1335, 1405, 2047, 2529, 4005, 4215, 6141, 6463, 10235, 12645, 18423, 19389, 25009, 30705, 32315, 58167, 75027, 92115, 96945, 125045, 225081, 290835, 375135, 575207, 1125405, 1725621, 2876035, 5176863, 8628105, 25884315]

約数ペア:

[(1, 25884315), (3, 8628105), (5, 5176863), (9, 2876035), (15, 1725621), (23, 1125405), (45, 575207), (69, 375135), (89, 290835), (115, 225081), (207, 125045), (267, 96945), (281, 92115), (345, 75027), (445, 58167), (801, 32315), (843, 30705), (1035, 25009), (1335, 19389), (1405, 18423), (2047, 12645), (2529, 10235), (4005, 6463), (4215, 6141)]