8973500

素因数分解:

$2^2\times 5^3\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 48

約数和(自身を含む): 19891872

約数和(自身を除く): 10918372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 131, 137, 250, 262, 274, 500, 524, 548, 655, 685, 1310, 1370, 2620, 2740, 3275, 3425, 6550, 6850, 13100, 13700, 16375, 17125, 17947, 32750, 34250, 35894, 65500, 68500, 71788, 89735, 179470, 358940, 448675, 897350, 1794700, 2243375, 4486750, 8973500]

約数ペア:

[(1, 8973500), (2, 4486750), (4, 2243375), (5, 1794700), (10, 897350), (20, 448675), (25, 358940), (50, 179470), (100, 89735), (125, 71788), (131, 68500), (137, 65500), (250, 35894), (262, 34250), (274, 32750), (500, 17947), (524, 17125), (548, 16375), (655, 13700), (685, 13100), (1310, 6850), (1370, 6550), (2620, 3425), (2740, 3275)]