1262728610

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{12437}}^1$

素因数の和:12539

約数の個数: 64

約数和(自身を含む): 2708100864

約数和(自身を除く): 1445372254

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 71, 110, 130, 142, 143, 286, 355, 710, 715, 781, 923, 1430, 1562, 1846, 3905, 4615, 7810, 9230, 10153, 12437, 20306, 24874, 50765, 62185, 101530, 124370, 136807, 161681, 273614, 323362, 684035, 808405, 883027, 1368070, 1616810, 1766054, 1778491, 3556982, 4415135, 8830270, 8892455, 9713297, 11479351, 17784910, 19426594, 22958702, 48566485, 57396755, 97132970, 114793510, 126272861, 252545722, 631364305, 1262728610]

約数ペア:

[(1, 1262728610), (2, 631364305), (5, 252545722), (10, 126272861), (11, 114793510), (13, 97132970), (22, 57396755), (26, 48566485), (55, 22958702), (65, 19426594), (71, 17784910), (110, 11479351), (130, 9713297), (142, 8892455), (143, 8830270), (286, 4415135), (355, 3556982), (710, 1778491), (715, 1766054), (781, 1616810), (923, 1368070), (1430, 883027), (1562, 808405), (1846, 684035), (3905, 323362), (4615, 273614), (7810, 161681), (9230, 136807), (10153, 124370), (12437, 101530), (20306, 62185), (24874, 50765)]