87368905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{31259}}^1$

素因数の和:31320

約数の個数: 16

約数和(自身を含む): 115536960

約数和(自身を除く): 28168055

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 31259, 156295, 406367, 1344137, 2031835, 6720685, 17473781, 87368905]

約数ペア:

[(1, 87368905), (5, 17473781), (13, 6720685), (43, 2031835), (65, 1344137), (215, 406367), (559, 156295), (2795, 31259)]