25967908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 51408000

約数和(自身を除く): 25440092

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 101, 199, 202, 323, 398, 404, 646, 796, 1292, 1717, 1919, 3383, 3434, 3781, 3838, 6766, 6868, 7562, 7676, 13532, 15124, 20099, 32623, 40198, 64277, 65246, 80396, 128554, 130492, 257108, 341683, 381881, 683366, 763762, 1366732, 1527524, 6491977, 12983954, 25967908]

約数ペア:

[(1, 25967908), (2, 12983954), (4, 6491977), (17, 1527524), (19, 1366732), (34, 763762), (38, 683366), (68, 381881), (76, 341683), (101, 257108), (199, 130492), (202, 128554), (323, 80396), (398, 65246), (404, 64277), (646, 40198), (796, 32623), (1292, 20099), (1717, 15124), (1919, 13532), (3383, 7676), (3434, 7562), (3781, 6868), (3838, 6766)]