20199702575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1445417}}^1$

素因数の和:1445483

約数の個数: 24

約数和(自身を含む): 27601702128

約数和(自身を除く): 7401999553

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 2795, 13975, 1445417, 7227085, 18790421, 36135425, 62152931, 93952105, 310764655, 469760525, 807988103, 1553823275, 4039940515, 20199702575]

約数ペア:

[(1, 20199702575), (5, 4039940515), (13, 1553823275), (25, 807988103), (43, 469760525), (65, 310764655), (215, 93952105), (325, 62152931), (559, 36135425), (1075, 18790421), (2795, 7227085), (13975, 1445417)]