258758155

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{20051}}^1$

素因数の和:20174

約数の個数: 16

約数和(自身を含む): 324842400

約数和(自身を除く): 66084245

約数列:

[1, 5, 29, 89, 145, 445, 2581, 12905, 20051, 100255, 581479, 1784539, 2907395, 8922695, 51751631, 258758155]

約数ペア:

[(1, 258758155), (5, 51751631), (29, 8922695), (89, 2907395), (145, 1784539), (445, 581479), (2581, 100255), (12905, 20051)]