689258416

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{4951}}^1$

素因数の和:5090

約数の個数: 80

約数和(自身を含む): 1680035328

約数和(自身を除く): 990776912

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 113, 154, 176, 226, 308, 452, 616, 791, 904, 1232, 1243, 1582, 1808, 2486, 3164, 4951, 4972, 6328, 8701, 9902, 9944, 12656, 17402, 19804, 19888, 34657, 34804, 39608, 54461, 69314, 69608, 79216, 108922, 138628, 139216, 217844, 277256, 381227, 435688, 554512, 559463, 762454, 871376, 1118926, 1524908, 2237852, 3049816, 3916241, 4475704, 6099632, 6154093, 7832482, 8951408, 12308186, 15664964, 24616372, 31329928, 43078651, 49232744, 62659856, 86157302, 98465488, 172314604, 344629208, 689258416]

約数ペア:

[(1, 689258416), (2, 344629208), (4, 172314604), (7, 98465488), (8, 86157302), (11, 62659856), (14, 49232744), (16, 43078651), (22, 31329928), (28, 24616372), (44, 15664964), (56, 12308186), (77, 8951408), (88, 7832482), (112, 6154093), (113, 6099632), (154, 4475704), (176, 3916241), (226, 3049816), (308, 2237852), (452, 1524908), (616, 1118926), (791, 871376), (904, 762454), (1232, 559463), (1243, 554512), (1582, 435688), (1808, 381227), (2486, 277256), (3164, 217844), (4951, 139216), (4972, 138628), (6328, 108922), (8701, 79216), (9902, 69608), (9944, 69314), (12656, 54461), (17402, 39608), (19804, 34804), (19888, 34657)]