63800005

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{8501}}^1$

素因数の和:8604

約数の個数: 16

約数和(自身を含む): 81619200

約数和(自身を除く): 17819195

約数列:

[1, 5, 19, 79, 95, 395, 1501, 7505, 8501, 42505, 161519, 671579, 807595, 3357895, 12760001, 63800005]

約数ペア:

[(1, 63800005), (5, 12760001), (19, 3357895), (79, 807595), (95, 671579), (395, 161519), (1501, 42505), (7505, 8501)]