1645939248

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{31721}}^1$

素因数の和:31802

約数の個数: 80

約数和(自身を含む): 4531424256

約数和(自身を除く): 2885485008

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 47, 48, 69, 92, 94, 138, 141, 184, 188, 276, 282, 368, 376, 552, 564, 752, 1081, 1104, 1128, 2162, 2256, 3243, 4324, 6486, 8648, 12972, 17296, 25944, 31721, 51888, 63442, 95163, 126884, 190326, 253768, 380652, 507536, 729583, 761304, 1459166, 1490887, 1522608, 2188749, 2918332, 2981774, 4377498, 4472661, 5836664, 5963548, 8754996, 8945322, 11673328, 11927096, 17509992, 17890644, 23854192, 34290401, 35019984, 35781288, 68580802, 71562576, 102871203, 137161604, 205742406, 274323208, 411484812, 548646416, 822969624, 1645939248]

約数ペア:

[(1, 1645939248), (2, 822969624), (3, 548646416), (4, 411484812), (6, 274323208), (8, 205742406), (12, 137161604), (16, 102871203), (23, 71562576), (24, 68580802), (46, 35781288), (47, 35019984), (48, 34290401), (69, 23854192), (92, 17890644), (94, 17509992), (138, 11927096), (141, 11673328), (184, 8945322), (188, 8754996), (276, 5963548), (282, 5836664), (368, 4472661), (376, 4377498), (552, 2981774), (564, 2918332), (752, 2188749), (1081, 1522608), (1104, 1490887), (1128, 1459166), (2162, 761304), (2256, 729583), (3243, 507536), (4324, 380652), (6486, 253768), (8648, 190326), (12972, 126884), (17296, 95163), (25944, 63442), (31721, 51888)]