66889952

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 136080000

約数和(自身を除く): 69190048

約数列:

[1, 2, 4, 8, 16, 32, 59, 71, 118, 142, 236, 284, 472, 499, 568, 944, 998, 1136, 1888, 1996, 2272, 3992, 4189, 7984, 8378, 15968, 16756, 29441, 33512, 35429, 58882, 67024, 70858, 117764, 134048, 141716, 235528, 283432, 471056, 566864, 942112, 1133728, 2090311, 4180622, 8361244, 16722488, 33444976, 66889952]

約数ペア:

[(1, 66889952), (2, 33444976), (4, 16722488), (8, 8361244), (16, 4180622), (32, 2090311), (59, 1133728), (71, 942112), (118, 566864), (142, 471056), (236, 283432), (284, 235528), (472, 141716), (499, 134048), (568, 117764), (944, 70858), (998, 67024), (1136, 58882), (1888, 35429), (1996, 33512), (2272, 29441), (3992, 16756), (4189, 15968), (7984, 8378)]