980717975

素因数分解:

$5^2\times {\mathrm{139}}^1\times {\mathrm{282221}}^1$

素因数の和:282370

約数の個数: 12

約数和(自身を含む): 1224843480

約数和(自身を除く): 244125505

約数列:

[1, 5, 25, 139, 695, 3475, 282221, 1411105, 7055525, 39228719, 196143595, 980717975]

約数ペア:

[(1, 980717975), (5, 196143595), (25, 39228719), (139, 7055525), (695, 1411105), (3475, 282221)]