208486532

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{641}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 392308224

約数和(自身を除く): 183821692

約数列:

[1, 2, 4, 31, 43, 61, 62, 86, 122, 124, 172, 244, 641, 1282, 1333, 1891, 2564, 2623, 2666, 3782, 5246, 5332, 7564, 10492, 19871, 27563, 39101, 39742, 55126, 78202, 79484, 81313, 110252, 156404, 162626, 325252, 854453, 1212131, 1681343, 1708906, 2424262, 3362686, 3417812, 4848524, 6725372, 52121633, 104243266, 208486532]

約数ペア:

[(1, 208486532), (2, 104243266), (4, 52121633), (31, 6725372), (43, 4848524), (61, 3417812), (62, 3362686), (86, 2424262), (122, 1708906), (124, 1681343), (172, 1212131), (244, 854453), (641, 325252), (1282, 162626), (1333, 156404), (1891, 110252), (2564, 81313), (2623, 79484), (2666, 78202), (3782, 55126), (5246, 39742), (5332, 39101), (7564, 27563), (10492, 19871)]