25390612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:896

約数の個数: 48

約数和(自身を含む): 52057600

約数和(自身を除く): 26666988

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 829, 988, 1178, 1612, 1658, 2356, 3316, 7657, 10777, 15314, 15751, 21554, 25699, 30628, 31502, 43108, 51398, 63004, 102796, 204763, 334087, 409526, 488281, 668174, 819052, 976562, 1336348, 1953124, 6347653, 12695306, 25390612]

約数ペア:

[(1, 25390612), (2, 12695306), (4, 6347653), (13, 1953124), (19, 1336348), (26, 976562), (31, 819052), (38, 668174), (52, 488281), (62, 409526), (76, 334087), (124, 204763), (247, 102796), (403, 63004), (494, 51398), (589, 43108), (806, 31502), (829, 30628), (988, 25699), (1178, 21554), (1612, 15751), (1658, 15314), (2356, 10777), (3316, 7657)]