25971008

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1999}}^1$

素因数の和:2047

約数の個数: 56

約数和(自身を含む): 60960000

約数和(自身を除く): 34988992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 203, 224, 232, 406, 448, 464, 812, 928, 1624, 1856, 1999, 3248, 3998, 6496, 7996, 12992, 13993, 15992, 27986, 31984, 55972, 57971, 63968, 111944, 115942, 127936, 223888, 231884, 405797, 447776, 463768, 811594, 895552, 927536, 1623188, 1855072, 3246376, 3710144, 6492752, 12985504, 25971008]

約数ペア:

[(1, 25971008), (2, 12985504), (4, 6492752), (7, 3710144), (8, 3246376), (14, 1855072), (16, 1623188), (28, 927536), (29, 895552), (32, 811594), (56, 463768), (58, 447776), (64, 405797), (112, 231884), (116, 223888), (203, 127936), (224, 115942), (232, 111944), (406, 63968), (448, 57971), (464, 55972), (812, 31984), (928, 27986), (1624, 15992), (1856, 13993), (1999, 12992), (3248, 7996), (3998, 6496)]