25622660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6311}}^1$

素因数の和:6356

約数の個数: 48

約数和(自身を含む): 63624960

約数和(自身を除く): 38002300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 6311, 12622, 25244, 31555, 44177, 63110, 88354, 126220, 176708, 183019, 220885, 366038, 441770, 732076, 883540, 915095, 1281133, 1830190, 2562266, 3660380, 5124532, 6405665, 12811330, 25622660]

約数ペア:

[(1, 25622660), (2, 12811330), (4, 6405665), (5, 5124532), (7, 3660380), (10, 2562266), (14, 1830190), (20, 1281133), (28, 915095), (29, 883540), (35, 732076), (58, 441770), (70, 366038), (116, 220885), (140, 183019), (145, 176708), (203, 126220), (290, 88354), (406, 63110), (580, 44177), (812, 31555), (1015, 25244), (2030, 12622), (4060, 6311)]