90541555

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{439}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 124185600

約数和(自身を除く): 33644045

約数列:

[1, 5, 13, 19, 65, 95, 167, 247, 439, 835, 1235, 2171, 2195, 3173, 5707, 8341, 10855, 15865, 28535, 41249, 41705, 73313, 108433, 206245, 366565, 542165, 953069, 1392947, 4765345, 6964735, 18108311, 90541555]

約数ペア:

[(1, 90541555), (5, 18108311), (13, 6964735), (19, 4765345), (65, 1392947), (95, 953069), (167, 542165), (247, 366565), (439, 206245), (835, 108433), (1235, 73313), (2171, 41705), (2195, 41249), (3173, 28535), (5707, 15865), (8341, 10855)]