64766944

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{389}}^1$

素因数の和:464

約数の個数: 72

約数和(自身を含む): 143783640

約数和(自身を除く): 79016696

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 43, 44, 86, 88, 121, 172, 176, 242, 344, 352, 389, 473, 484, 688, 778, 946, 968, 1376, 1556, 1892, 1936, 3112, 3784, 3872, 4279, 5203, 6224, 7568, 8558, 10406, 12448, 15136, 16727, 17116, 20812, 33454, 34232, 41624, 47069, 66908, 68464, 83248, 94138, 133816, 136928, 166496, 183997, 188276, 267632, 367994, 376552, 535264, 735988, 753104, 1471976, 1506208, 2023967, 2943952, 4047934, 5887904, 8095868, 16191736, 32383472, 64766944]

約数ペア:

[(1, 64766944), (2, 32383472), (4, 16191736), (8, 8095868), (11, 5887904), (16, 4047934), (22, 2943952), (32, 2023967), (43, 1506208), (44, 1471976), (86, 753104), (88, 735988), (121, 535264), (172, 376552), (176, 367994), (242, 267632), (344, 188276), (352, 183997), (389, 166496), (473, 136928), (484, 133816), (688, 94138), (778, 83248), (946, 68464), (968, 66908), (1376, 47069), (1556, 41624), (1892, 34232), (1936, 33454), (3112, 20812), (3784, 17116), (3872, 16727), (4279, 15136), (5203, 12448), (6224, 10406), (7568, 8558)]