81880768

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:389

約数の個数: 56

約数和(自身を含む): 167956992

約数和(自身を除く): 86076224

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 163, 167, 188, 326, 334, 376, 652, 668, 752, 1304, 1336, 1504, 2608, 2672, 3008, 5216, 5344, 7661, 7849, 10432, 10688, 15322, 15698, 27221, 30644, 31396, 54442, 61288, 62792, 108884, 122576, 125584, 217768, 245152, 251168, 435536, 490304, 502336, 871072, 1279387, 1742144, 2558774, 5117548, 10235096, 20470192, 40940384, 81880768]

約数ペア:

[(1, 81880768), (2, 40940384), (4, 20470192), (8, 10235096), (16, 5117548), (32, 2558774), (47, 1742144), (64, 1279387), (94, 871072), (163, 502336), (167, 490304), (188, 435536), (326, 251168), (334, 245152), (376, 217768), (652, 125584), (668, 122576), (752, 108884), (1304, 62792), (1336, 61288), (1504, 54442), (2608, 31396), (2672, 30644), (3008, 27221), (5216, 15698), (5344, 15322), (7661, 10688), (7849, 10432)]