40082800

素因数分解:

$2^4\times 5^2\times {\mathrm{100207}}^1$

素因数の和:100225

約数の個数: 30

約数和(自身を含む): 96299888

約数和(自身を除く): 56217088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 100207, 200414, 400828, 501035, 801656, 1002070, 1603312, 2004140, 2505175, 4008280, 5010350, 8016560, 10020700, 20041400, 40082800]

約数ペア:

[(1, 40082800), (2, 20041400), (4, 10020700), (5, 8016560), (8, 5010350), (10, 4008280), (16, 2505175), (20, 2004140), (25, 1603312), (40, 1002070), (50, 801656), (80, 501035), (100, 400828), (200, 200414), (400, 100207)]