71842336

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{479}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 146361600

約数和(自身を除く): 74519264

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 109, 172, 218, 344, 436, 479, 688, 872, 958, 1376, 1744, 1916, 3488, 3832, 4687, 7664, 9374, 15328, 18748, 20597, 37496, 41194, 52211, 74992, 82388, 104422, 149984, 164776, 208844, 329552, 417688, 659104, 835376, 1670752, 2245073, 4490146, 8980292, 17960584, 35921168, 71842336]

約数ペア:

[(1, 71842336), (2, 35921168), (4, 17960584), (8, 8980292), (16, 4490146), (32, 2245073), (43, 1670752), (86, 835376), (109, 659104), (172, 417688), (218, 329552), (344, 208844), (436, 164776), (479, 149984), (688, 104422), (872, 82388), (958, 74992), (1376, 52211), (1744, 41194), (1916, 37496), (3488, 20597), (3832, 18748), (4687, 15328), (7664, 9374)]