205798384

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:770

約数の個数: 80

約数和(自身を含む): 458051040

約数和(自身を除く): 252252656

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 44, 58, 61, 88, 116, 122, 176, 232, 244, 319, 464, 488, 638, 661, 671, 976, 1276, 1322, 1342, 1769, 2552, 2644, 2684, 3538, 5104, 5288, 5368, 7076, 7271, 10576, 10736, 14152, 14542, 19169, 19459, 28304, 29084, 38338, 38918, 40321, 58168, 76676, 77836, 80642, 116336, 153352, 155672, 161284, 210859, 306704, 311344, 322568, 421718, 443531, 645136, 843436, 887062, 1169309, 1686872, 1774124, 2338618, 3373744, 3548248, 4677236, 7096496, 9354472, 12862399, 18708944, 25724798, 51449596, 102899192, 205798384]

約数ペア:

[(1, 205798384), (2, 102899192), (4, 51449596), (8, 25724798), (11, 18708944), (16, 12862399), (22, 9354472), (29, 7096496), (44, 4677236), (58, 3548248), (61, 3373744), (88, 2338618), (116, 1774124), (122, 1686872), (176, 1169309), (232, 887062), (244, 843436), (319, 645136), (464, 443531), (488, 421718), (638, 322568), (661, 311344), (671, 306704), (976, 210859), (1276, 161284), (1322, 155672), (1342, 153352), (1769, 116336), (2552, 80642), (2644, 77836), (2684, 76676), (3538, 58168), (5104, 40321), (5288, 38918), (5368, 38338), (7076, 29084), (7271, 28304), (10576, 19459), (10736, 19169), (14152, 14542)]