280056776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{10453}}^1$

素因数の和:10673

約数の個数: 32

約数和(自身を含む): 558870840

約数和(自身を除く): 278814064

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 197, 394, 788, 1576, 3349, 6698, 10453, 13396, 20906, 26792, 41812, 83624, 177701, 355402, 710804, 1421608, 2059241, 4118482, 8236964, 16473928, 35007097, 70014194, 140028388, 280056776]

約数ペア:

[(1, 280056776), (2, 140028388), (4, 70014194), (8, 35007097), (17, 16473928), (34, 8236964), (68, 4118482), (136, 2059241), (197, 1421608), (394, 710804), (788, 355402), (1576, 177701), (3349, 83624), (6698, 41812), (10453, 26792), (13396, 20906)]