139346800

素因数分解:

$2^4\times 5^2\times {\mathrm{348367}}^1$

素因数の和:348385

約数の個数: 30

約数和(自身を含む): 334781648

約数和(自身を除く): 195434848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 348367, 696734, 1393468, 1741835, 2786936, 3483670, 5573872, 6967340, 8709175, 13934680, 17418350, 27869360, 34836700, 69673400, 139346800]

約数ペア:

[(1, 139346800), (2, 69673400), (4, 34836700), (5, 27869360), (8, 17418350), (10, 13934680), (16, 8709175), (20, 6967340), (25, 5573872), (40, 3483670), (50, 2786936), (80, 1741835), (100, 1393468), (200, 696734), (400, 348367)]