64361368

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{839}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 124185600

約数和(自身を除く): 59824232

約数列:

[1, 2, 4, 8, 43, 86, 172, 223, 344, 446, 839, 892, 1678, 1784, 3356, 6712, 9589, 19178, 36077, 38356, 72154, 76712, 144308, 187097, 288616, 374194, 748388, 1496776, 8045171, 16090342, 32180684, 64361368]

約数ペア:

[(1, 64361368), (2, 32180684), (4, 16090342), (8, 8045171), (43, 1496776), (86, 748388), (172, 374194), (223, 288616), (344, 187097), (446, 144308), (839, 76712), (892, 72154), (1678, 38356), (1784, 36077), (3356, 19178), (6712, 9589)]