64960868

素因数分解:

$2^2\times 7^2\times {\mathrm{271}}^1\times {\mathrm{1223}}^1$

素因数の和:1512

約数の個数: 36

約数和(自身を含む): 132838272

約数和(自身を除く): 67877404

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 271, 542, 1084, 1223, 1897, 2446, 3794, 4892, 7588, 8561, 13279, 17122, 26558, 34244, 53116, 59927, 119854, 239708, 331433, 662866, 1325732, 2320031, 4640062, 9280124, 16240217, 32480434, 64960868]

約数ペア:

[(1, 64960868), (2, 32480434), (4, 16240217), (7, 9280124), (14, 4640062), (28, 2320031), (49, 1325732), (98, 662866), (196, 331433), (271, 239708), (542, 119854), (1084, 59927), (1223, 53116), (1897, 34244), (2446, 26558), (3794, 17122), (4892, 13279), (7588, 8561)]