28642300

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{6661}}^1$

素因数の和:6718

約数の個数: 36

約数和(自身を含む): 63608776

約数和(自身を除く): 34966476

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 6661, 13322, 26644, 33305, 66610, 133220, 166525, 286423, 333050, 572846, 666100, 1145692, 1432115, 2864230, 5728460, 7160575, 14321150, 28642300]

約数ペア:

[(1, 28642300), (2, 14321150), (4, 7160575), (5, 5728460), (10, 2864230), (20, 1432115), (25, 1145692), (43, 666100), (50, 572846), (86, 333050), (100, 286423), (172, 166525), (215, 133220), (430, 66610), (860, 33305), (1075, 26644), (2150, 13322), (4300, 6661)]