2581394816

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20147}}^1$

素因数の和:20192

約数の個数: 128

約数和(自身を含む): 6905122560

約数和(自身を除く): 4323727744

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, 20147, 32032, 40294, 64064, 80588, 128128, 141029, 161176, 221617, 261911, 282058, 322352, 443234, 523822, 564116, 644704, 886468, 1047644, 1128232, 1289408, 1551319, 1772936, 1833377, 2095288, 2256464, 2578816, 2881021, 3102638, 3545872, 3666754, 4190576, 4512928, 5762042, 6205276, 7091744, 7333508, 8381152, 9025856, 11524084, 12410552, 14183488, 14667016, 16762304, 18051712, 20167147, 23048168, 24821104, 28366976, 29334032, 33524608, 40334294, 46096336, 49642208, 58668064, 80668588, 92192672, 99284416, 117336128, 161337176, 184385344, 198568832, 234672256, 322674352, 368770688, 645348704, 1290697408, 2581394816]

約数ペア:

[(1, 2581394816), (2, 1290697408), (4, 645348704), (7, 368770688), (8, 322674352), (11, 234672256), (13, 198568832), (14, 184385344), (16, 161337176), (22, 117336128), (26, 99284416), (28, 92192672), (32, 80668588), (44, 58668064), (52, 49642208), (56, 46096336), (64, 40334294), (77, 33524608), (88, 29334032), (91, 28366976), (104, 24821104), (112, 23048168), (128, 20167147), (143, 18051712), (154, 16762304), (176, 14667016), (182, 14183488), (208, 12410552), (224, 11524084), (286, 9025856), (308, 8381152), (352, 7333508), (364, 7091744), (416, 6205276), (448, 5762042), (572, 4512928), (616, 4190576), (704, 3666754), (728, 3545872), (832, 3102638), (896, 2881021), (1001, 2578816), (1144, 2256464), (1232, 2095288), (1408, 1833377), (1456, 1772936), (1664, 1551319), (2002, 1289408), (2288, 1128232), (2464, 1047644), (2912, 886468), (4004, 644704), (4576, 564116), (4928, 523822), (5824, 443234), (8008, 322352), (9152, 282058), (9856, 261911), (11648, 221617), (16016, 161176), (18304, 141029), (20147, 128128), (32032, 80588), (40294, 64064)]