81004742

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 157466376

約数和(自身を除く): 76461634

約数列:

[1, 2, 7, 13, 14, 26, 49, 67, 73, 91, 98, 134, 146, 169, 182, 338, 469, 511, 637, 871, 938, 949, 1022, 1183, 1274, 1742, 1898, 2366, 3283, 3577, 4891, 6097, 6566, 6643, 7154, 8281, 9782, 11323, 12194, 12337, 13286, 16562, 22646, 24674, 34237, 42679, 46501, 63583, 68474, 79261, 85358, 86359, 93002, 127166, 158522, 172718, 239659, 445081, 479318, 554827, 604513, 826579, 890162, 1109654, 1209026, 1653158, 3115567, 5786053, 6231134, 11572106, 40502371, 81004742]

約数ペア:

[(1, 81004742), (2, 40502371), (7, 11572106), (13, 6231134), (14, 5786053), (26, 3115567), (49, 1653158), (67, 1209026), (73, 1109654), (91, 890162), (98, 826579), (134, 604513), (146, 554827), (169, 479318), (182, 445081), (338, 239659), (469, 172718), (511, 158522), (637, 127166), (871, 93002), (938, 86359), (949, 85358), (1022, 79261), (1183, 68474), (1274, 63583), (1742, 46501), (1898, 42679), (2366, 34237), (3283, 24674), (3577, 22646), (4891, 16562), (6097, 13286), (6566, 12337), (6643, 12194), (7154, 11323), (8281, 9782)]