128607310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{76099}}^1$

素因数の和:76132

約数の個数: 24

約数和(自身を含む): 250673400

約数和(自身を除く): 122066090

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 76099, 152198, 380495, 760990, 989287, 1978574, 4946435, 9892870, 12860731, 25721462, 64303655, 128607310]

約数ペア:

[(1, 128607310), (2, 64303655), (5, 25721462), (10, 12860731), (13, 9892870), (26, 4946435), (65, 1978574), (130, 989287), (169, 760990), (338, 380495), (845, 152198), (1690, 76099)]