12761881360

素因数分解:

$2^4\times 5^1\times {\mathrm{159523517}}^1$

素因数の和:159523530

約数の個数: 20

約数和(自身を含む): 29671374348

約数和(自身を除く): 16909492988

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 159523517, 319047034, 638094068, 797617585, 1276188136, 1595235170, 2552376272, 3190470340, 6380940680, 12761881360]

約数ペア:

[(1, 12761881360), (2, 6380940680), (4, 3190470340), (5, 2552376272), (8, 1595235170), (10, 1276188136), (16, 797617585), (20, 638094068), (40, 319047034), (80, 159523517)]