87315580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2897}}^1$

素因数の和:3054

約数の個数: 48

約数和(自身を含む): 201561696

約数和(自身を除く): 114246116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 1370, 1507, 2740, 2897, 3014, 5794, 6028, 7535, 11588, 14485, 15070, 28970, 30140, 31867, 57940, 63734, 127468, 159335, 318670, 396889, 637340, 793778, 1587556, 1984445, 3968890, 4365779, 7937780, 8731558, 17463116, 21828895, 43657790, 87315580]

約数ペア:

[(1, 87315580), (2, 43657790), (4, 21828895), (5, 17463116), (10, 8731558), (11, 7937780), (20, 4365779), (22, 3968890), (44, 1984445), (55, 1587556), (110, 793778), (137, 637340), (220, 396889), (274, 318670), (548, 159335), (685, 127468), (1370, 63734), (1507, 57940), (2740, 31867), (2897, 30140), (3014, 28970), (5794, 15070), (6028, 14485), (7535, 11588)]