72738728

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{1997}}^1$

素因数の和:2189

約数の個数: 32

約数和(自身を含む): 142057800

約数和(自身を除く): 69319072

約数列:

[1, 2, 4, 8, 29, 58, 116, 157, 232, 314, 628, 1256, 1997, 3994, 4553, 7988, 9106, 15976, 18212, 36424, 57913, 115826, 231652, 313529, 463304, 627058, 1254116, 2508232, 9092341, 18184682, 36369364, 72738728]

約数ペア:

[(1, 72738728), (2, 36369364), (4, 18184682), (8, 9092341), (29, 2508232), (58, 1254116), (116, 627058), (157, 463304), (232, 313529), (314, 231652), (628, 115826), (1256, 57913), (1997, 36424), (3994, 18212), (4553, 15976), (7988, 9106)]