139950208

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{541}}^1$

素因数の和:645

約数の個数: 64

約数和(自身を含む): 291899520

約数和(自身を除く): 151949312

約数列:

[1, 2, 4, 8, 16, 32, 43, 47, 64, 86, 94, 128, 172, 188, 344, 376, 541, 688, 752, 1082, 1376, 1504, 2021, 2164, 2752, 3008, 4042, 4328, 5504, 6016, 8084, 8656, 16168, 17312, 23263, 25427, 32336, 34624, 46526, 50854, 64672, 69248, 93052, 101708, 129344, 186104, 203416, 258688, 372208, 406832, 744416, 813664, 1093361, 1488832, 1627328, 2186722, 2977664, 3254656, 4373444, 8746888, 17493776, 34987552, 69975104, 139950208]

約数ペア:

[(1, 139950208), (2, 69975104), (4, 34987552), (8, 17493776), (16, 8746888), (32, 4373444), (43, 3254656), (47, 2977664), (64, 2186722), (86, 1627328), (94, 1488832), (128, 1093361), (172, 813664), (188, 744416), (344, 406832), (376, 372208), (541, 258688), (688, 203416), (752, 186104), (1082, 129344), (1376, 101708), (1504, 93052), (2021, 69248), (2164, 64672), (2752, 50854), (3008, 46526), (4042, 34624), (4328, 32336), (5504, 25427), (6016, 23263), (8084, 17312), (8656, 16168)]