157225904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 344977920

約数和(自身を除く): 187752016

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 47, 83, 88, 94, 166, 176, 188, 229, 332, 376, 458, 517, 664, 752, 913, 916, 1034, 1328, 1826, 1832, 2068, 2519, 3652, 3664, 3901, 4136, 5038, 7304, 7802, 8272, 10076, 10763, 14608, 15604, 19007, 20152, 21526, 31208, 38014, 40304, 42911, 43052, 62416, 76028, 85822, 86104, 118393, 152056, 171644, 172208, 209077, 236786, 304112, 343288, 418154, 473572, 686576, 836308, 893329, 947144, 1672616, 1786658, 1894288, 3345232, 3573316, 7146632, 9826619, 14293264, 19653238, 39306476, 78612952, 157225904]

約数ペア:

[(1, 157225904), (2, 78612952), (4, 39306476), (8, 19653238), (11, 14293264), (16, 9826619), (22, 7146632), (44, 3573316), (47, 3345232), (83, 1894288), (88, 1786658), (94, 1672616), (166, 947144), (176, 893329), (188, 836308), (229, 686576), (332, 473572), (376, 418154), (458, 343288), (517, 304112), (664, 236786), (752, 209077), (913, 172208), (916, 171644), (1034, 152056), (1328, 118393), (1826, 86104), (1832, 85822), (2068, 76028), (2519, 62416), (3652, 43052), (3664, 42911), (3901, 40304), (4136, 38014), (5038, 31208), (7304, 21526), (7802, 20152), (8272, 19007), (10076, 15604), (10763, 14608)]