90164272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{457}}^1$

素因数の和:554

約数の個数: 80

約数和(自身を含む): 204451200

約数和(自身を除く): 114286928

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 59, 76, 88, 118, 152, 176, 209, 236, 304, 418, 457, 472, 649, 836, 914, 944, 1121, 1298, 1672, 1828, 2242, 2596, 3344, 3656, 4484, 5027, 5192, 7312, 8683, 8968, 10054, 10384, 12331, 17366, 17936, 20108, 24662, 26963, 34732, 40216, 49324, 53926, 69464, 80432, 95513, 98648, 107852, 138928, 191026, 197296, 215704, 296593, 382052, 431408, 512297, 593186, 764104, 1024594, 1186372, 1528208, 2049188, 2372744, 4098376, 4745488, 5635267, 8196752, 11270534, 22541068, 45082136, 90164272]

約数ペア:

[(1, 90164272), (2, 45082136), (4, 22541068), (8, 11270534), (11, 8196752), (16, 5635267), (19, 4745488), (22, 4098376), (38, 2372744), (44, 2049188), (59, 1528208), (76, 1186372), (88, 1024594), (118, 764104), (152, 593186), (176, 512297), (209, 431408), (236, 382052), (304, 296593), (418, 215704), (457, 197296), (472, 191026), (649, 138928), (836, 107852), (914, 98648), (944, 95513), (1121, 80432), (1298, 69464), (1672, 53926), (1828, 49324), (2242, 40216), (2596, 34732), (3344, 26963), (3656, 24662), (4484, 20108), (5027, 17936), (5192, 17366), (7312, 12331), (8683, 10384), (8968, 10054)]