79591520

素因数分解:

$2^5\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3631}}^1$

素因数の和:3783

約数の個数: 48

約数和(自身を含む): 189459648

約数和(自身を除く): 109868128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 137, 160, 274, 548, 685, 1096, 1370, 2192, 2740, 3631, 4384, 5480, 7262, 10960, 14524, 18155, 21920, 29048, 36310, 58096, 72620, 116192, 145240, 290480, 497447, 580960, 994894, 1989788, 2487235, 3979576, 4974470, 7959152, 9948940, 15918304, 19897880, 39795760, 79591520]

約数ペア:

[(1, 79591520), (2, 39795760), (4, 19897880), (5, 15918304), (8, 9948940), (10, 7959152), (16, 4974470), (20, 3979576), (32, 2487235), (40, 1989788), (80, 994894), (137, 580960), (160, 497447), (274, 290480), (548, 145240), (685, 116192), (1096, 72620), (1370, 58096), (2192, 36310), (2740, 29048), (3631, 21920), (4384, 18155), (5480, 14524), (7262, 10960)]