25124456

素因数分解:

$2^3\times 7^2\times {\mathrm{107}}^1\times {\mathrm{599}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 55404000

約数和(自身を除く): 30279544

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 107, 196, 214, 392, 428, 599, 749, 856, 1198, 1498, 2396, 2996, 4193, 4792, 5243, 5992, 8386, 10486, 16772, 20972, 29351, 33544, 41944, 58702, 64093, 117404, 128186, 234808, 256372, 448651, 512744, 897302, 1794604, 3140557, 3589208, 6281114, 12562228, 25124456]

約数ペア:

[(1, 25124456), (2, 12562228), (4, 6281114), (7, 3589208), (8, 3140557), (14, 1794604), (28, 897302), (49, 512744), (56, 448651), (98, 256372), (107, 234808), (196, 128186), (214, 117404), (392, 64093), (428, 58702), (599, 41944), (749, 33544), (856, 29351), (1198, 20972), (1498, 16772), (2396, 10486), (2996, 8386), (4193, 5992), (4792, 5243)]