87661345

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 117158400

約数和(自身を除く): 29497055

約数列:

[1, 5, 19, 29, 47, 95, 145, 235, 551, 677, 893, 1363, 2755, 3385, 4465, 6815, 12863, 19633, 25897, 31819, 64315, 98165, 129485, 159095, 373027, 604561, 922751, 1865135, 3022805, 4613755, 17532269, 87661345]

約数ペア:

[(1, 87661345), (5, 17532269), (19, 4613755), (29, 3022805), (47, 1865135), (95, 922751), (145, 604561), (235, 373027), (551, 159095), (677, 129485), (893, 98165), (1363, 64315), (2755, 31819), (3385, 25897), (4465, 19633), (6815, 12863)]