25331328

素因数分解:

$2^7\times 3^2\times {\mathrm{11}}^1\times {\mathrm{1999}}^1$

素因数の和:2030

約数の個数: 96

約数和(自身を含む): 79560000

約数和(自身を除く): 54228672

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 64, 66, 72, 88, 96, 99, 128, 132, 144, 176, 192, 198, 264, 288, 352, 384, 396, 528, 576, 704, 792, 1056, 1152, 1408, 1584, 1999, 2112, 3168, 3998, 4224, 5997, 6336, 7996, 11994, 12672, 15992, 17991, 21989, 23988, 31984, 35982, 43978, 47976, 63968, 65967, 71964, 87956, 95952, 127936, 131934, 143928, 175912, 191904, 197901, 255872, 263868, 287856, 351824, 383808, 395802, 527736, 575712, 703648, 767616, 791604, 1055472, 1151424, 1407296, 1583208, 2110944, 2302848, 2814592, 3166416, 4221888, 6332832, 8443776, 12665664, 25331328]

約数ペア:

[(1, 25331328), (2, 12665664), (3, 8443776), (4, 6332832), (6, 4221888), (8, 3166416), (9, 2814592), (11, 2302848), (12, 2110944), (16, 1583208), (18, 1407296), (22, 1151424), (24, 1055472), (32, 791604), (33, 767616), (36, 703648), (44, 575712), (48, 527736), (64, 395802), (66, 383808), (72, 351824), (88, 287856), (96, 263868), (99, 255872), (128, 197901), (132, 191904), (144, 175912), (176, 143928), (192, 131934), (198, 127936), (264, 95952), (288, 87956), (352, 71964), (384, 65967), (396, 63968), (528, 47976), (576, 43978), (704, 35982), (792, 31984), (1056, 23988), (1152, 21989), (1408, 17991), (1584, 15992), (1999, 12672), (2112, 11994), (3168, 7996), (3998, 6336), (4224, 5997)]