71426800

素因数分解:

$2^4\times 5^2\times {\mathrm{178567}}^1$

素因数の和:178585

約数の個数: 30

約数和(自身を含む): 171603848

約数和(自身を除く): 100177048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 178567, 357134, 714268, 892835, 1428536, 1785670, 2857072, 3571340, 4464175, 7142680, 8928350, 14285360, 17856700, 35713400, 71426800]

約数ペア:

[(1, 71426800), (2, 35713400), (4, 17856700), (5, 14285360), (8, 8928350), (10, 7142680), (16, 4464175), (20, 3571340), (25, 2857072), (40, 1785670), (50, 1428536), (80, 892835), (100, 714268), (200, 357134), (400, 178567)]