105208100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^2\times {\mathrm{569}}^1$

素因数の和:669

約数の個数: 54

約数和(自身を含む): 234145170

約数和(自身を除く): 128937070

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 569, 860, 1075, 1138, 1849, 2150, 2276, 2845, 3698, 4300, 5690, 7396, 9245, 11380, 14225, 18490, 24467, 28450, 36980, 46225, 48934, 56900, 92450, 97868, 122335, 184900, 244670, 489340, 611675, 1052081, 1223350, 2104162, 2446700, 4208324, 5260405, 10520810, 21041620, 26302025, 52604050, 105208100]

約数ペア:

[(1, 105208100), (2, 52604050), (4, 26302025), (5, 21041620), (10, 10520810), (20, 5260405), (25, 4208324), (43, 2446700), (50, 2104162), (86, 1223350), (100, 1052081), (172, 611675), (215, 489340), (430, 244670), (569, 184900), (860, 122335), (1075, 97868), (1138, 92450), (1849, 56900), (2150, 48934), (2276, 46225), (2845, 36980), (3698, 28450), (4300, 24467), (5690, 18490), (7396, 14225), (9245, 11380)]