161560256

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:302

約数の個数: 112

約数和(自身を含む): 382341120

約数和(自身を除く): 220780864

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 127, 139, 143, 176, 208, 254, 278, 286, 352, 416, 508, 556, 572, 704, 832, 1016, 1112, 1144, 1397, 1529, 1651, 1807, 2032, 2224, 2288, 2794, 3058, 3302, 3614, 4064, 4448, 4576, 5588, 6116, 6604, 7228, 8128, 8896, 9152, 11176, 12232, 13208, 14456, 17653, 18161, 19877, 22352, 24464, 26416, 28912, 35306, 36322, 39754, 44704, 48928, 52832, 57824, 70612, 72644, 79508, 89408, 97856, 105664, 115648, 141224, 145288, 159016, 194183, 229489, 282448, 290576, 318032, 388366, 458978, 564896, 581152, 636064, 776732, 917956, 1129792, 1162304, 1272128, 1553464, 1835912, 2524379, 3106928, 3671824, 5048758, 6213856, 7343648, 10097516, 12427712, 14687296, 20195032, 40390064, 80780128, 161560256]

約数ペア:

[(1, 161560256), (2, 80780128), (4, 40390064), (8, 20195032), (11, 14687296), (13, 12427712), (16, 10097516), (22, 7343648), (26, 6213856), (32, 5048758), (44, 3671824), (52, 3106928), (64, 2524379), (88, 1835912), (104, 1553464), (127, 1272128), (139, 1162304), (143, 1129792), (176, 917956), (208, 776732), (254, 636064), (278, 581152), (286, 564896), (352, 458978), (416, 388366), (508, 318032), (556, 290576), (572, 282448), (704, 229489), (832, 194183), (1016, 159016), (1112, 145288), (1144, 141224), (1397, 115648), (1529, 105664), (1651, 97856), (1807, 89408), (2032, 79508), (2224, 72644), (2288, 70612), (2794, 57824), (3058, 52832), (3302, 48928), (3614, 44704), (4064, 39754), (4448, 36322), (4576, 35306), (5588, 28912), (6116, 26416), (6604, 24464), (7228, 22352), (8128, 19877), (8896, 18161), (9152, 17653), (11176, 14456), (12232, 13208)]