64918765

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{5179}}^1$

素因数の和:5316

約数の個数: 16

約数和(自身を含む): 82051200

約数和(自身を除く): 17132435

約数列:

[1, 5, 23, 109, 115, 545, 2507, 5179, 12535, 25895, 119117, 564511, 595585, 2822555, 12983753, 64918765]

約数ペア:

[(1, 64918765), (5, 12983753), (23, 2822555), (109, 595585), (115, 564511), (545, 119117), (2507, 25895), (5179, 12535)]