131425888

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:540

約数の個数: 96

約数和(自身を含む): 304698240

約数和(自身を除く): 173272352

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 43, 44, 76, 86, 88, 152, 172, 176, 209, 304, 344, 352, 418, 457, 473, 608, 688, 817, 836, 914, 946, 1376, 1634, 1672, 1828, 1892, 3268, 3344, 3656, 3784, 5027, 6536, 6688, 7312, 7568, 8683, 8987, 10054, 13072, 14624, 15136, 17366, 17974, 19651, 20108, 26144, 34732, 35948, 39302, 40216, 69464, 71896, 78604, 80432, 95513, 138928, 143792, 157208, 160864, 191026, 216161, 277856, 287584, 314416, 373369, 382052, 432322, 628832, 746738, 764104, 864644, 1493476, 1528208, 1729288, 2986952, 3056416, 3458576, 4107059, 5973904, 6917152, 8214118, 11947808, 16428236, 32856472, 65712944, 131425888]

約数ペア:

[(1, 131425888), (2, 65712944), (4, 32856472), (8, 16428236), (11, 11947808), (16, 8214118), (19, 6917152), (22, 5973904), (32, 4107059), (38, 3458576), (43, 3056416), (44, 2986952), (76, 1729288), (86, 1528208), (88, 1493476), (152, 864644), (172, 764104), (176, 746738), (209, 628832), (304, 432322), (344, 382052), (352, 373369), (418, 314416), (457, 287584), (473, 277856), (608, 216161), (688, 191026), (817, 160864), (836, 157208), (914, 143792), (946, 138928), (1376, 95513), (1634, 80432), (1672, 78604), (1828, 71896), (1892, 69464), (3268, 40216), (3344, 39302), (3656, 35948), (3784, 34732), (5027, 26144), (6536, 20108), (6688, 19651), (7312, 17974), (7568, 17366), (8683, 15136), (8987, 14624), (10054, 13072)]