65464576

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{313}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 141199520

約数和(自身を除く): 75734944

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 128, 152, 172, 256, 304, 313, 344, 608, 626, 688, 817, 1216, 1252, 1376, 1634, 2432, 2504, 2752, 3268, 4864, 5008, 5504, 5947, 6536, 10016, 11008, 11894, 13072, 13459, 20032, 23788, 26144, 26918, 40064, 47576, 52288, 53836, 80128, 95152, 104576, 107672, 190304, 209152, 215344, 255721, 380608, 430688, 511442, 761216, 861376, 1022884, 1522432, 1722752, 2045768, 3445504, 4091536, 8183072, 16366144, 32732288, 65464576]

約数ペア:

[(1, 65464576), (2, 32732288), (4, 16366144), (8, 8183072), (16, 4091536), (19, 3445504), (32, 2045768), (38, 1722752), (43, 1522432), (64, 1022884), (76, 861376), (86, 761216), (128, 511442), (152, 430688), (172, 380608), (256, 255721), (304, 215344), (313, 209152), (344, 190304), (608, 107672), (626, 104576), (688, 95152), (817, 80128), (1216, 53836), (1252, 52288), (1376, 47576), (1634, 40064), (2432, 26918), (2504, 26144), (2752, 23788), (3268, 20032), (4864, 13459), (5008, 13072), (5504, 11894), (5947, 11008), (6536, 10016)]