131506528

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{739}}^1$

素因数の和:899

約数の個数: 48

約数和(自身を含む): 266293440

約数和(自身を除く): 134786912

約数列:

[1, 2, 4, 8, 16, 32, 67, 83, 134, 166, 268, 332, 536, 664, 739, 1072, 1328, 1478, 2144, 2656, 2956, 5561, 5912, 11122, 11824, 22244, 23648, 44488, 49513, 61337, 88976, 99026, 122674, 177952, 198052, 245348, 396104, 490696, 792208, 981392, 1584416, 1962784, 4109579, 8219158, 16438316, 32876632, 65753264, 131506528]

約数ペア:

[(1, 131506528), (2, 65753264), (4, 32876632), (8, 16438316), (16, 8219158), (32, 4109579), (67, 1962784), (83, 1584416), (134, 981392), (166, 792208), (268, 490696), (332, 396104), (536, 245348), (664, 198052), (739, 177952), (1072, 122674), (1328, 99026), (1478, 88976), (2144, 61337), (2656, 49513), (2956, 44488), (5561, 23648), (5912, 22244), (11122, 11824)]