90770810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{6779}}^1$

素因数の和:6902

約数の個数: 32

約数和(自身を含む): 177690240

約数和(自身を除く): 86919430

約数列:

[1, 2, 5, 10, 13, 26, 65, 103, 130, 206, 515, 1030, 1339, 2678, 6695, 6779, 13390, 13558, 33895, 67790, 88127, 176254, 440635, 698237, 881270, 1396474, 3491185, 6982370, 9077081, 18154162, 45385405, 90770810]

約数ペア:

[(1, 90770810), (2, 45385405), (5, 18154162), (10, 9077081), (13, 6982370), (26, 3491185), (65, 1396474), (103, 881270), (130, 698237), (206, 440635), (515, 176254), (1030, 88127), (1339, 67790), (2678, 33895), (6695, 13558), (6779, 13390)]