28364300

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{3187}}^1$

素因数の和:3290

約数の個数: 36

約数和(自身を含む): 62261640

約数和(自身を除く): 33897340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 890, 1780, 2225, 3187, 4450, 6374, 8900, 12748, 15935, 31870, 63740, 79675, 159350, 283643, 318700, 567286, 1134572, 1418215, 2836430, 5672860, 7091075, 14182150, 28364300]

約数ペア:

[(1, 28364300), (2, 14182150), (4, 7091075), (5, 5672860), (10, 2836430), (20, 1418215), (25, 1134572), (50, 567286), (89, 318700), (100, 283643), (178, 159350), (356, 79675), (445, 63740), (890, 31870), (1780, 15935), (2225, 12748), (3187, 8900), (4450, 6374)]