25750256

素因数分解:

$2^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1031}}^1$

素因数の和:1269

約数の個数: 40

約数和(自身を含む): 57329664

約数和(自身を除く): 31579408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 223, 446, 892, 1031, 1561, 1784, 2062, 3122, 3568, 4124, 6244, 7217, 8248, 12488, 14434, 16496, 24976, 28868, 57736, 115472, 229913, 459826, 919652, 1609391, 1839304, 3218782, 3678608, 6437564, 12875128, 25750256]

約数ペア:

[(1, 25750256), (2, 12875128), (4, 6437564), (7, 3678608), (8, 3218782), (14, 1839304), (16, 1609391), (28, 919652), (56, 459826), (112, 229913), (223, 115472), (446, 57736), (892, 28868), (1031, 24976), (1561, 16496), (1784, 14434), (2062, 12488), (3122, 8248), (3568, 7217), (4124, 6244)]