64708865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{24281}}^1$

素因数の和:24340

約数の個数: 16

約数和(自身を含む): 85666896

約数和(自身を除く): 20958031

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 24281, 121405, 315653, 995521, 1578265, 4977605, 12941773, 64708865]

約数ペア:

[(1, 64708865), (5, 12941773), (13, 4977605), (41, 1578265), (65, 995521), (205, 315653), (533, 121405), (2665, 24281)]