2581142531968

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20145031}}^1$

素因数の和:20145076

約数の個数: 128

約数和(自身を含む): 6904105367040

約数和(自身を除く): 4322962835072

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 104, 112, 128, 143, 154, 176, 182, 208, 224, 286, 308, 352, 364, 416, 448, 572, 616, 704, 728, 832, 896, 1001, 1144, 1232, 1408, 1456, 1664, 2002, 2288, 2464, 2912, 4004, 4576, 4928, 5824, 8008, 9152, 9856, 11648, 16016, 18304, 32032, 64064, 128128, 20145031, 40290062, 80580124, 141015217, 161160248, 221595341, 261885403, 282030434, 322320496, 443190682, 523770806, 564060868, 644640992, 886381364, 1047541612, 1128121736, 1289281984, 1551167387, 1772762728, 1833197821, 2095083224, 2256243472, 2578563968, 2880739433, 3102334774, 3545525456, 3666395642, 4190166448, 4512486944, 5761478866, 6204669548, 7091050912, 7332791284, 8380332896, 9024973888, 11522957732, 12409339096, 14182101824, 14665582568, 16760665792, 18049947776, 20165176031, 23045915464, 24818678192, 28364203648, 29331165136, 33521331584, 40330352062, 46091830928, 49637356384, 58662330272, 80660704124, 92183661856, 99274712768, 117324660544, 161321408248, 184367323712, 198549425536, 234649321088, 322642816496, 368734647424, 645285632992, 1290571265984, 2581142531968]

約数ペア:

[(1, 2581142531968), (2, 1290571265984), (4, 645285632992), (7, 368734647424), (8, 322642816496), (11, 234649321088), (13, 198549425536), (14, 184367323712), (16, 161321408248), (22, 117324660544), (26, 99274712768), (28, 92183661856), (32, 80660704124), (44, 58662330272), (52, 49637356384), (56, 46091830928), (64, 40330352062), (77, 33521331584), (88, 29331165136), (91, 28364203648), (104, 24818678192), (112, 23045915464), (128, 20165176031), (143, 18049947776), (154, 16760665792), (176, 14665582568), (182, 14182101824), (208, 12409339096), (224, 11522957732), (286, 9024973888), (308, 8380332896), (352, 7332791284), (364, 7091050912), (416, 6204669548), (448, 5761478866), (572, 4512486944), (616, 4190166448), (704, 3666395642), (728, 3545525456), (832, 3102334774), (896, 2880739433), (1001, 2578563968), (1144, 2256243472), (1232, 2095083224), (1408, 1833197821), (1456, 1772762728), (1664, 1551167387), (2002, 1289281984), (2288, 1128121736), (2464, 1047541612), (2912, 886381364), (4004, 644640992), (4576, 564060868), (4928, 523770806), (5824, 443190682), (8008, 322320496), (9152, 282030434), (9856, 261885403), (11648, 221595341), (16016, 161160248), (18304, 141015217), (32032, 80580124), (64064, 40290062), (128128, 20145031)]