20100201604

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{449}}^1\times {\mathrm{6173}}^1$

素因数の和:6677

約数の個数: 72

約数和(自身を含む): 42124584600

約数和(自身を除く): 22024382996

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 449, 518, 898, 1036, 1796, 1813, 3143, 3626, 6173, 6286, 7252, 12346, 12572, 16613, 22001, 24692, 33226, 43211, 44002, 66452, 86422, 88004, 116291, 172844, 228401, 232582, 302477, 456802, 465164, 604954, 814037, 913604, 1209908, 1598807, 1628074, 2771677, 3197614, 3256148, 5543354, 6395228, 11086708, 11191649, 19401739, 22383298, 38803478, 44766596, 77606956, 102552049, 135812173, 205104098, 271624346, 410208196, 543248692, 717864343, 1435728686, 2871457372, 5025050401, 10050100802, 20100201604]

約数ペア:

[(1, 20100201604), (2, 10050100802), (4, 5025050401), (7, 2871457372), (14, 1435728686), (28, 717864343), (37, 543248692), (49, 410208196), (74, 271624346), (98, 205104098), (148, 135812173), (196, 102552049), (259, 77606956), (449, 44766596), (518, 38803478), (898, 22383298), (1036, 19401739), (1796, 11191649), (1813, 11086708), (3143, 6395228), (3626, 5543354), (6173, 3256148), (6286, 3197614), (7252, 2771677), (12346, 1628074), (12572, 1598807), (16613, 1209908), (22001, 913604), (24692, 814037), (33226, 604954), (43211, 465164), (44002, 456802), (66452, 302477), (86422, 232582), (88004, 228401), (116291, 172844)]