64644752

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:543

約数の個数: 40

約数和(自身を含む): 127968000

約数和(自身を除く): 63323248

約数列:

[1, 2, 4, 8, 16, 79, 158, 199, 257, 316, 398, 514, 632, 796, 1028, 1264, 1592, 2056, 3184, 4112, 15721, 20303, 31442, 40606, 51143, 62884, 81212, 102286, 125768, 162424, 204572, 251536, 324848, 409144, 818288, 4040297, 8080594, 16161188, 32322376, 64644752]

約数ペア:

[(1, 64644752), (2, 32322376), (4, 16161188), (8, 8080594), (16, 4040297), (79, 818288), (158, 409144), (199, 324848), (257, 251536), (316, 204572), (398, 162424), (514, 125768), (632, 102286), (796, 81212), (1028, 62884), (1264, 51143), (1592, 40606), (2056, 31442), (3184, 20303), (4112, 15721)]