64445776

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7643}}^1$

素因数の和:7699

約数の個数: 40

約数和(自身を含む): 136491264

約数和(自身を除く): 72045488

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 7643, 8432, 15286, 30572, 61144, 122288, 129931, 236933, 259862, 473866, 519724, 947732, 1039448, 1895464, 2078896, 3790928, 4027861, 8055722, 16111444, 32222888, 64445776]

約数ペア:

[(1, 64445776), (2, 32222888), (4, 16111444), (8, 8055722), (16, 4027861), (17, 3790928), (31, 2078896), (34, 1895464), (62, 1039448), (68, 947732), (124, 519724), (136, 473866), (248, 259862), (272, 236933), (496, 129931), (527, 122288), (1054, 61144), (2108, 30572), (4216, 15286), (7643, 8432)]