83156945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 109872288

約数和(自身を除く): 26715343

約数列:

[1, 5, 17, 37, 85, 137, 185, 193, 629, 685, 965, 2329, 3145, 3281, 5069, 7141, 11645, 16405, 25345, 26441, 35705, 86173, 121397, 132205, 430865, 449497, 606985, 978317, 2247485, 4891585, 16631389, 83156945]

約数ペア:

[(1, 83156945), (5, 16631389), (17, 4891585), (37, 2247485), (85, 978317), (137, 606985), (185, 449497), (193, 430865), (629, 132205), (685, 121397), (965, 86173), (2329, 35705), (3145, 26441), (3281, 25345), (5069, 16405), (7141, 11645)]