25590188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{439}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 51744000

約数和(自身を除く): 26153812

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 59, 76, 118, 236, 247, 439, 494, 767, 878, 988, 1121, 1534, 1756, 2242, 3068, 4484, 5707, 8341, 11414, 14573, 16682, 22828, 25901, 29146, 33364, 51802, 58292, 103604, 108433, 216866, 336713, 433732, 492119, 673426, 984238, 1346852, 1968476, 6397547, 12795094, 25590188]

約数ペア:

[(1, 25590188), (2, 12795094), (4, 6397547), (13, 1968476), (19, 1346852), (26, 984238), (38, 673426), (52, 492119), (59, 433732), (76, 336713), (118, 216866), (236, 108433), (247, 103604), (439, 58292), (494, 51802), (767, 33364), (878, 29146), (988, 25901), (1121, 22828), (1534, 16682), (1756, 14573), (2242, 11414), (3068, 8341), (4484, 5707)]