80101160

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{311}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 186001920

約数和(自身を除く): 105900760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 137, 188, 235, 274, 311, 376, 470, 548, 622, 685, 940, 1096, 1244, 1370, 1555, 1880, 2488, 2740, 3110, 5480, 6220, 6439, 12440, 12878, 14617, 25756, 29234, 32195, 42607, 51512, 58468, 64390, 73085, 85214, 116936, 128780, 146170, 170428, 213035, 257560, 292340, 340856, 426070, 584680, 852140, 1704280, 2002529, 4005058, 8010116, 10012645, 16020232, 20025290, 40050580, 80101160]

約数ペア:

[(1, 80101160), (2, 40050580), (4, 20025290), (5, 16020232), (8, 10012645), (10, 8010116), (20, 4005058), (40, 2002529), (47, 1704280), (94, 852140), (137, 584680), (188, 426070), (235, 340856), (274, 292340), (311, 257560), (376, 213035), (470, 170428), (548, 146170), (622, 128780), (685, 116936), (940, 85214), (1096, 73085), (1244, 64390), (1370, 58468), (1555, 51512), (1880, 42607), (2488, 32195), (2740, 29234), (3110, 25756), (5480, 14617), (6220, 12878), (6439, 12440)]