81105635

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1811}}^1$

素因数の和:1895

約数の個数: 24

約数和(自身を含む): 107437104

約数和(自身を除く): 26331469

約数列:

[1, 5, 13, 53, 65, 169, 265, 689, 845, 1811, 3445, 8957, 9055, 23543, 44785, 95983, 117715, 306059, 479915, 1247779, 1530295, 6238895, 16221127, 81105635]

約数ペア:

[(1, 81105635), (5, 16221127), (13, 6238895), (53, 1530295), (65, 1247779), (169, 479915), (265, 306059), (689, 117715), (845, 95983), (1811, 44785), (3445, 23543), (8957, 9055)]