80139404

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{269}}^1\times {\mathrm{1049}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 142884000

約数和(自身を除く): 62744596

約数列:

[1, 2, 4, 71, 142, 269, 284, 538, 1049, 1076, 2098, 4196, 19099, 38198, 74479, 76396, 148958, 282181, 297916, 564362, 1128724, 20034851, 40069702, 80139404]

約数ペア:

[(1, 80139404), (2, 40069702), (4, 20034851), (71, 1128724), (142, 564362), (269, 297916), (284, 282181), (538, 148958), (1049, 76396), (1076, 74479), (2098, 38198), (4196, 19099)]