160121600

素因数分解:

$2^8\times 5^2\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:350

約数の個数: 108

約数和(自身を含む): 401474304

約数和(自身を除く): 241352704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 127, 128, 160, 197, 200, 254, 256, 320, 394, 400, 508, 635, 640, 788, 800, 985, 1016, 1270, 1280, 1576, 1600, 1970, 2032, 2540, 3152, 3175, 3200, 3940, 4064, 4925, 5080, 6304, 6350, 6400, 7880, 8128, 9850, 10160, 12608, 12700, 15760, 16256, 19700, 20320, 25019, 25216, 25400, 31520, 32512, 39400, 40640, 50038, 50432, 50800, 63040, 78800, 81280, 100076, 101600, 125095, 126080, 157600, 162560, 200152, 203200, 250190, 252160, 315200, 400304, 406400, 500380, 625475, 630400, 800608, 812800, 1000760, 1250950, 1260800, 1601216, 2001520, 2501900, 3202432, 4003040, 5003800, 6404864, 8006080, 10007600, 16012160, 20015200, 32024320, 40030400, 80060800, 160121600]

約数ペア:

[(1, 160121600), (2, 80060800), (4, 40030400), (5, 32024320), (8, 20015200), (10, 16012160), (16, 10007600), (20, 8006080), (25, 6404864), (32, 5003800), (40, 4003040), (50, 3202432), (64, 2501900), (80, 2001520), (100, 1601216), (127, 1260800), (128, 1250950), (160, 1000760), (197, 812800), (200, 800608), (254, 630400), (256, 625475), (320, 500380), (394, 406400), (400, 400304), (508, 315200), (635, 252160), (640, 250190), (788, 203200), (800, 200152), (985, 162560), (1016, 157600), (1270, 126080), (1280, 125095), (1576, 101600), (1600, 100076), (1970, 81280), (2032, 78800), (2540, 63040), (3152, 50800), (3175, 50432), (3200, 50038), (3940, 40640), (4064, 39400), (4925, 32512), (5080, 31520), (6304, 25400), (6350, 25216), (6400, 25019), (7880, 20320), (8128, 19700), (9850, 16256), (10160, 15760), (12608, 12700)]