65813005

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{13309}}^1$

素因数の和:13380

約数の個数: 16

約数和(自身を含む): 84332160

約数和(自身を除く): 18519155

約数列:

[1, 5, 23, 43, 115, 215, 989, 4945, 13309, 66545, 306107, 572287, 1530535, 2861435, 13162601, 65813005]

約数ペア:

[(1, 65813005), (5, 13162601), (23, 2861435), (43, 1530535), (115, 572287), (215, 306107), (989, 66545), (4945, 13309)]