161845648

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3391}}^1$

素因数の和:3575

約数の個数: 40

約数和(自身を含む): 332280320

約数和(自身を除く): 170434672

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 157, 304, 314, 628, 1256, 2512, 2983, 3391, 5966, 6782, 11932, 13564, 23864, 27128, 47728, 54256, 64429, 128858, 257716, 515432, 532387, 1030864, 1064774, 2129548, 4259096, 8518192, 10115353, 20230706, 40461412, 80922824, 161845648]

約数ペア:

[(1, 161845648), (2, 80922824), (4, 40461412), (8, 20230706), (16, 10115353), (19, 8518192), (38, 4259096), (76, 2129548), (152, 1064774), (157, 1030864), (304, 532387), (314, 515432), (628, 257716), (1256, 128858), (2512, 64429), (2983, 54256), (3391, 47728), (5966, 27128), (6782, 23864), (11932, 13564)]