205833472

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 446867456

約数和(自身を除く): 241033984

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 127, 128, 208, 254, 256, 416, 487, 508, 832, 974, 1016, 1651, 1664, 1948, 2032, 3302, 3328, 3896, 4064, 6331, 6604, 7792, 8128, 12662, 13208, 15584, 16256, 25324, 26416, 31168, 32512, 50648, 52832, 61849, 62336, 101296, 105664, 123698, 124672, 202592, 211328, 247396, 405184, 422656, 494792, 804037, 810368, 989584, 1608074, 1620736, 1979168, 3216148, 3958336, 6432296, 7916672, 12864592, 15833344, 25729184, 51458368, 102916736, 205833472]

約数ペア:

[(1, 205833472), (2, 102916736), (4, 51458368), (8, 25729184), (13, 15833344), (16, 12864592), (26, 7916672), (32, 6432296), (52, 3958336), (64, 3216148), (104, 1979168), (127, 1620736), (128, 1608074), (208, 989584), (254, 810368), (256, 804037), (416, 494792), (487, 422656), (508, 405184), (832, 247396), (974, 211328), (1016, 202592), (1651, 124672), (1664, 123698), (1948, 105664), (2032, 101296), (3302, 62336), (3328, 61849), (3896, 52832), (4064, 50648), (6331, 32512), (6604, 31168), (7792, 26416), (8128, 25324), (12662, 16256), (13208, 15584)]