25295776

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 72

約数和(自身を含む): 56306880

約数和(自身を除く): 31011104

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 47, 88, 94, 121, 139, 176, 188, 242, 278, 352, 376, 484, 517, 556, 752, 968, 1034, 1112, 1504, 1529, 1936, 2068, 2224, 3058, 3872, 4136, 4448, 5687, 6116, 6533, 8272, 11374, 12232, 13066, 16544, 16819, 22748, 24464, 26132, 33638, 45496, 48928, 52264, 67276, 71863, 90992, 104528, 134552, 143726, 181984, 209056, 269104, 287452, 538208, 574904, 790493, 1149808, 1580986, 2299616, 3161972, 6323944, 12647888, 25295776]

約数ペア:

[(1, 25295776), (2, 12647888), (4, 6323944), (8, 3161972), (11, 2299616), (16, 1580986), (22, 1149808), (32, 790493), (44, 574904), (47, 538208), (88, 287452), (94, 269104), (121, 209056), (139, 181984), (176, 143726), (188, 134552), (242, 104528), (278, 90992), (352, 71863), (376, 67276), (484, 52264), (517, 48928), (556, 45496), (752, 33638), (968, 26132), (1034, 24464), (1112, 22748), (1504, 16819), (1529, 16544), (1936, 13066), (2068, 12232), (2224, 11374), (3058, 8272), (3872, 6533), (4136, 6116), (4448, 5687)]