81143200

素因数分解:

$2^5\times 5^2\times {\mathrm{101429}}^1$

素因数の和:101449

約数の個数: 36

約数和(自身を含む): 198092790

約数和(自身を除く): 116949590

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 101429, 202858, 405716, 507145, 811432, 1014290, 1622864, 2028580, 2535725, 3245728, 4057160, 5071450, 8114320, 10142900, 16228640, 20285800, 40571600, 81143200]

約数ペア:

[(1, 81143200), (2, 40571600), (4, 20285800), (5, 16228640), (8, 10142900), (10, 8114320), (16, 5071450), (20, 4057160), (25, 3245728), (32, 2535725), (40, 2028580), (50, 1622864), (80, 1014290), (100, 811432), (160, 507145), (200, 405716), (400, 202858), (800, 101429)]