178448530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{13327}}^1$

素因数の和:13450

約数の個数: 32

約数和(自身を含む): 349300224

約数和(自身を除く): 170851694

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 6695, 13327, 13390, 26654, 66635, 133270, 173251, 346502, 866255, 1372681, 1732510, 2745362, 6863405, 13726810, 17844853, 35689706, 89224265, 178448530]

約数ペア:

[(1, 178448530), (2, 89224265), (5, 35689706), (10, 17844853), (13, 13726810), (26, 6863405), (65, 2745362), (103, 1732510), (130, 1372681), (206, 866255), (515, 346502), (1030, 173251), (1339, 133270), (2678, 66635), (6695, 26654), (13327, 13390)]