257788553672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{4967407}}^1$

素因数の和:4967925

約数の個数: 32

約数和(自身を含む): 521577840000

約数和(自身を除く): 263789286328

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 499, 998, 1996, 3992, 6487, 12974, 25948, 51896, 4967407, 9934814, 19869628, 39739256, 64576291, 129152582, 258305164, 516610328, 2478736093, 4957472186, 9914944372, 19829888744, 32223569209, 64447138418, 128894276836, 257788553672]

約数ペア:

[(1, 257788553672), (2, 128894276836), (4, 64447138418), (8, 32223569209), (13, 19829888744), (26, 9914944372), (52, 4957472186), (104, 2478736093), (499, 516610328), (998, 258305164), (1996, 129152582), (3992, 64576291), (6487, 39739256), (12974, 19869628), (25948, 9934814), (51896, 4967407)]