649436224

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{5021}}^1$

素因数の和:5123

約数の個数: 56

約数和(自身を含む): 1347020928

約数和(自身を除く): 697584704

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 64, 86, 94, 172, 188, 344, 376, 688, 752, 1376, 1504, 2021, 2752, 3008, 4042, 5021, 8084, 10042, 16168, 20084, 32336, 40168, 64672, 80336, 129344, 160672, 215903, 235987, 321344, 431806, 471974, 863612, 943948, 1727224, 1887896, 3454448, 3775792, 6908896, 7551584, 10147441, 13817792, 15103168, 20294882, 40589764, 81179528, 162359056, 324718112, 649436224]

約数ペア:

[(1, 649436224), (2, 324718112), (4, 162359056), (8, 81179528), (16, 40589764), (32, 20294882), (43, 15103168), (47, 13817792), (64, 10147441), (86, 7551584), (94, 6908896), (172, 3775792), (188, 3454448), (344, 1887896), (376, 1727224), (688, 943948), (752, 863612), (1376, 471974), (1504, 431806), (2021, 321344), (2752, 235987), (3008, 215903), (4042, 160672), (5021, 129344), (8084, 80336), (10042, 64672), (16168, 40168), (20084, 32336)]