25661104

素因数分解:

$2^4\times 7^2\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:554

約数の個数: 60

約数和(自身を含む): 58777488

約数和(自身を除く): 33116384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 71, 98, 112, 142, 196, 284, 392, 461, 497, 568, 784, 922, 994, 1136, 1844, 1988, 3227, 3479, 3688, 3976, 6454, 6958, 7376, 7952, 12908, 13916, 22589, 25816, 27832, 32731, 45178, 51632, 55664, 65462, 90356, 130924, 180712, 229117, 261848, 361424, 458234, 523696, 916468, 1603819, 1832936, 3207638, 3665872, 6415276, 12830552, 25661104]

約数ペア:

[(1, 25661104), (2, 12830552), (4, 6415276), (7, 3665872), (8, 3207638), (14, 1832936), (16, 1603819), (28, 916468), (49, 523696), (56, 458234), (71, 361424), (98, 261848), (112, 229117), (142, 180712), (196, 130924), (284, 90356), (392, 65462), (461, 55664), (497, 51632), (568, 45178), (784, 32731), (922, 27832), (994, 25816), (1136, 22589), (1844, 13916), (1988, 12908), (3227, 7952), (3479, 7376), (3688, 6958), (3976, 6454)]