20160820232

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1\times {\mathrm{5441}}^1$

素因数の和:6102

約数の個数: 64

約数和(自身を含む): 43633520640

約数和(自身を除く): 23472700408

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 521, 889, 1016, 1042, 1778, 2084, 3556, 3647, 4168, 5441, 7112, 7294, 10882, 14588, 21764, 29176, 38087, 43528, 66167, 76174, 132334, 152348, 264668, 304696, 463169, 529336, 691007, 926338, 1382014, 1852676, 2764028, 2834761, 3705352, 4837049, 5528056, 5669522, 9674098, 11339044, 19348196, 19843327, 22678088, 38696392, 39686654, 79373308, 158746616, 360014647, 720029294, 1440058588, 2520102529, 2880117176, 5040205058, 10080410116, 20160820232]

約数ペア:

[(1, 20160820232), (2, 10080410116), (4, 5040205058), (7, 2880117176), (8, 2520102529), (14, 1440058588), (28, 720029294), (56, 360014647), (127, 158746616), (254, 79373308), (508, 39686654), (521, 38696392), (889, 22678088), (1016, 19843327), (1042, 19348196), (1778, 11339044), (2084, 9674098), (3556, 5669522), (3647, 5528056), (4168, 4837049), (5441, 3705352), (7112, 2834761), (7294, 2764028), (10882, 1852676), (14588, 1382014), (21764, 926338), (29176, 691007), (38087, 529336), (43528, 463169), (66167, 304696), (76174, 264668), (132334, 152348)]