8119450.00000000

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{139}}^1$

素因数の和:306

約数の個数: 36

約数和(自身を含む): 104837040

約数和(自身を除く): 27904015

約数列:

[1, 5, 13, 25, 65, 131, 139, 169, 325, 655, 695, 845, 1703, 1807, 3275, 3475, 4225, 8515, 9035, 18209, 22139, 23491, 42575, 45175, 91045, 110695, 117455, 236717, 455225, 553475, 587275, 1183585, 3077321, 5917925, 15386605, 76933025]

約数ペア:

[(1, 76933025), (5, 15386605), (13, 5917925), (25, 3077321), (65, 1183585), (131, 587275), (139, 553475), (169, 455225), (325, 236717), (655, 117455), (695, 110695), (845, 91045), (1703, 45175), (1807, 42575), (3275, 23491), (3475, 22139), (4225, 18209), (8515, 9035)]