87865708

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{241}}^1\times {\mathrm{449}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 182952000

約数和(自身を除く): 95086292

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 241, 406, 449, 482, 812, 898, 964, 1687, 1796, 3143, 3374, 6286, 6748, 6989, 12572, 13021, 13978, 26042, 27956, 48923, 52084, 91147, 97846, 108209, 182294, 195692, 216418, 364588, 432836, 757463, 1514926, 3029852, 3138061, 6276122, 12552244, 21966427, 43932854, 87865708]

約数ペア:

[(1, 87865708), (2, 43932854), (4, 21966427), (7, 12552244), (14, 6276122), (28, 3138061), (29, 3029852), (58, 1514926), (116, 757463), (203, 432836), (241, 364588), (406, 216418), (449, 195692), (482, 182294), (812, 108209), (898, 97846), (964, 91147), (1687, 52084), (1796, 48923), (3143, 27956), (3374, 26042), (6286, 13978), (6748, 13021), (6989, 12572)]