27882200

素因数分解:

$2^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{1279}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 65472000

約数和(自身を除く): 37589800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 200, 218, 436, 545, 872, 1090, 1279, 2180, 2558, 2725, 4360, 5116, 5450, 6395, 10232, 10900, 12790, 21800, 25580, 31975, 51160, 63950, 127900, 139411, 255800, 278822, 557644, 697055, 1115288, 1394110, 2788220, 3485275, 5576440, 6970550, 13941100, 27882200]

約数ペア:

[(1, 27882200), (2, 13941100), (4, 6970550), (5, 5576440), (8, 3485275), (10, 2788220), (20, 1394110), (25, 1115288), (40, 697055), (50, 557644), (100, 278822), (109, 255800), (200, 139411), (218, 127900), (436, 63950), (545, 51160), (872, 31975), (1090, 25580), (1279, 21800), (2180, 12790), (2558, 10900), (2725, 10232), (4360, 6395), (5116, 5450)]