140025485680

素因数分解:

$2^4\times 5^1\times {\mathrm{1750318571}}^1$

素因数の和:1750318584

約数の個数: 20

約数和(自身を含む): 325559254392

約数和(自身を除く): 185533768712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1750318571, 3500637142, 7001274284, 8751592855, 14002548568, 17503185710, 28005097136, 35006371420, 70012742840, 140025485680]

約数ペア:

[(1, 140025485680), (2, 70012742840), (4, 35006371420), (5, 28005097136), (8, 17503185710), (10, 14002548568), (16, 8751592855), (20, 7001274284), (40, 3500637142), (80, 1750318571)]