80208245

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{4127}}^1$

素因数の和:4181

約数の個数: 24

約数和(自身を含む): 108781056

約数和(自身を除く): 28572811

約数列:

[1, 5, 13, 23, 65, 115, 169, 299, 845, 1495, 3887, 4127, 19435, 20635, 53651, 94921, 268255, 474605, 697463, 1233973, 3487315, 6169865, 16041649, 80208245]

約数ペア:

[(1, 80208245), (5, 16041649), (13, 6169865), (23, 3487315), (65, 1233973), (115, 697463), (169, 474605), (299, 268255), (845, 94921), (1495, 53651), (3887, 20635), (4127, 19435)]