25378756

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1511}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 53343360

約数和(自身を除く): 27964604

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 52, 68, 76, 221, 247, 323, 442, 494, 646, 884, 988, 1292, 1511, 3022, 4199, 6044, 8398, 16796, 19643, 25687, 28709, 39286, 51374, 57418, 78572, 102748, 114836, 333931, 373217, 488053, 667862, 746434, 976106, 1335724, 1492868, 1952212, 6344689, 12689378, 25378756]

約数ペア:

[(1, 25378756), (2, 12689378), (4, 6344689), (13, 1952212), (17, 1492868), (19, 1335724), (26, 976106), (34, 746434), (38, 667862), (52, 488053), (68, 373217), (76, 333931), (221, 114836), (247, 102748), (323, 78572), (442, 57418), (494, 51374), (646, 39286), (884, 28709), (988, 25687), (1292, 19643), (1511, 16796), (3022, 8398), (4199, 6044)]