27720791756

素因数分解:

$2^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{761}}^1\times {\mathrm{5023}}^1$

素因数の和:5839

約数の個数: 72

約数和(自身を含む): 58044502656

約数和(自身を除く): 30323710900

約数列:

[1, 2, 4, 7, 14, 28, 37, 49, 74, 98, 148, 196, 259, 518, 761, 1036, 1522, 1813, 3044, 3626, 5023, 5327, 7252, 10046, 10654, 20092, 21308, 28157, 35161, 37289, 56314, 70322, 74578, 112628, 140644, 149156, 185851, 197099, 246127, 371702, 394198, 492254, 743404, 788396, 984508, 1300957, 1379693, 2601914, 2759386, 3822503, 5203828, 5518772, 7645006, 9106699, 15290012, 18213398, 26757521, 36426796, 53515042, 107030084, 141432611, 187302647, 282865222, 374605294, 565730444, 749210588, 990028277, 1980056554, 3960113108, 6930197939, 13860395878, 27720791756]

約数ペア:

[(1, 27720791756), (2, 13860395878), (4, 6930197939), (7, 3960113108), (14, 1980056554), (28, 990028277), (37, 749210588), (49, 565730444), (74, 374605294), (98, 282865222), (148, 187302647), (196, 141432611), (259, 107030084), (518, 53515042), (761, 36426796), (1036, 26757521), (1522, 18213398), (1813, 15290012), (3044, 9106699), (3626, 7645006), (5023, 5518772), (5327, 5203828), (7252, 3822503), (10046, 2759386), (10654, 2601914), (20092, 1379693), (21308, 1300957), (28157, 984508), (35161, 788396), (37289, 743404), (56314, 492254), (70322, 394198), (74578, 371702), (112628, 246127), (140644, 197099), (149156, 185851)]