158944660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{8287}}^1$

素因数の和:8440

約数の個数: 48

約数和(自身を含む): 384297984

約数和(自身を除く): 225353324

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 137, 140, 274, 548, 685, 959, 1370, 1918, 2740, 3836, 4795, 8287, 9590, 16574, 19180, 33148, 41435, 58009, 82870, 116018, 165740, 232036, 290045, 580090, 1135319, 1160180, 2270638, 4541276, 5676595, 7947233, 11353190, 15894466, 22706380, 31788932, 39736165, 79472330, 158944660]

約数ペア:

[(1, 158944660), (2, 79472330), (4, 39736165), (5, 31788932), (7, 22706380), (10, 15894466), (14, 11353190), (20, 7947233), (28, 5676595), (35, 4541276), (70, 2270638), (137, 1160180), (140, 1135319), (274, 580090), (548, 290045), (685, 232036), (959, 165740), (1370, 116018), (1918, 82870), (2740, 58009), (3836, 41435), (4795, 33148), (8287, 19180), (9590, 16574)]