25088392

素因数分解:

$2^3\times 7^3\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 56448000

約数和(自身を除く): 31359608

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 196, 223, 287, 328, 343, 392, 446, 574, 686, 892, 1148, 1372, 1561, 1784, 2009, 2296, 2744, 3122, 4018, 6244, 8036, 9143, 10927, 12488, 14063, 16072, 18286, 21854, 28126, 36572, 43708, 56252, 64001, 73144, 76489, 87416, 112504, 128002, 152978, 256004, 305956, 448007, 512008, 611912, 896014, 1792028, 3136049, 3584056, 6272098, 12544196, 25088392]

約数ペア:

[(1, 25088392), (2, 12544196), (4, 6272098), (7, 3584056), (8, 3136049), (14, 1792028), (28, 896014), (41, 611912), (49, 512008), (56, 448007), (82, 305956), (98, 256004), (164, 152978), (196, 128002), (223, 112504), (287, 87416), (328, 76489), (343, 73144), (392, 64001), (446, 56252), (574, 43708), (686, 36572), (892, 28126), (1148, 21854), (1372, 18286), (1561, 16072), (1784, 14063), (2009, 12488), (2296, 10927), (2744, 9143), (3122, 8036), (4018, 6244)]