87271496

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 182891520

約数和(自身を除く): 95620024

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 71, 104, 106, 142, 212, 223, 284, 424, 446, 568, 689, 892, 923, 1378, 1784, 1846, 2756, 2899, 3692, 3763, 5512, 5798, 7384, 7526, 11596, 11819, 15052, 15833, 23192, 23638, 30104, 31666, 47276, 48919, 63332, 94552, 97838, 126664, 153647, 195676, 205829, 307294, 391352, 411658, 614588, 823316, 839149, 1229176, 1646632, 1678298, 3356596, 6713192, 10908937, 21817874, 43635748, 87271496]

約数ペア:

[(1, 87271496), (2, 43635748), (4, 21817874), (8, 10908937), (13, 6713192), (26, 3356596), (52, 1678298), (53, 1646632), (71, 1229176), (104, 839149), (106, 823316), (142, 614588), (212, 411658), (223, 391352), (284, 307294), (424, 205829), (446, 195676), (568, 153647), (689, 126664), (892, 97838), (923, 94552), (1378, 63332), (1784, 48919), (1846, 47276), (2756, 31666), (2899, 30104), (3692, 23638), (3763, 23192), (5512, 15833), (5798, 15052), (7384, 11819), (7526, 11596)]