200080868

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{647}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 398805120

約数和(自身を除く): 198724252

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 313, 494, 626, 647, 988, 1252, 1294, 2588, 4069, 5947, 8138, 8411, 11894, 12293, 16276, 16822, 23788, 24586, 33644, 49172, 77311, 154622, 159809, 202511, 309244, 319618, 405022, 639236, 810044, 2632643, 3847709, 5265286, 7695418, 10530572, 15390836, 50020217, 100040434, 200080868]

約数ペア:

[(1, 200080868), (2, 100040434), (4, 50020217), (13, 15390836), (19, 10530572), (26, 7695418), (38, 5265286), (52, 3847709), (76, 2632643), (247, 810044), (313, 639236), (494, 405022), (626, 319618), (647, 309244), (988, 202511), (1252, 159809), (1294, 154622), (2588, 77311), (4069, 49172), (5947, 33644), (8138, 24586), (8411, 23788), (11894, 16822), (12293, 16276)]