80208128

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1$

素因数の和:360

約数の個数: 144

約数和(自身を含む): 215650176

約数和(自身を除く): 135442048

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, 256, 286, 308, 313, 352, 364, 416, 448, 572, 616, 626, 704, 728, 832, 896, 1001, 1144, 1232, 1252, 1408, 1456, 1664, 1792, 2002, 2191, 2288, 2464, 2504, 2816, 2912, 3328, 3443, 4004, 4069, 4382, 4576, 4928, 5008, 5824, 6886, 8008, 8138, 8764, 9152, 9856, 10016, 11648, 13772, 16016, 16276, 17528, 18304, 19712, 20032, 23296, 24101, 27544, 28483, 32032, 32552, 35056, 36608, 40064, 44759, 48202, 55088, 56966, 64064, 65104, 70112, 80128, 89518, 96404, 110176, 113932, 128128, 130208, 140224, 179036, 192808, 220352, 227864, 256256, 260416, 280448, 313313, 358072, 385616, 440704, 455728, 520832, 560896, 626626, 716144, 771232, 881408, 911456, 1041664, 1253252, 1432288, 1542464, 1822912, 2506504, 2864576, 3084928, 3645824, 5013008, 5729152, 6169856, 7291648, 10026016, 11458304, 20052032, 40104064, 80208128]

約数ペア:

[(1, 80208128), (2, 40104064), (4, 20052032), (7, 11458304), (8, 10026016), (11, 7291648), (13, 6169856), (14, 5729152), (16, 5013008), (22, 3645824), (26, 3084928), (28, 2864576), (32, 2506504), (44, 1822912), (52, 1542464), (56, 1432288), (64, 1253252), (77, 1041664), (88, 911456), (91, 881408), (104, 771232), (112, 716144), (128, 626626), (143, 560896), (154, 520832), (176, 455728), (182, 440704), (208, 385616), (224, 358072), (256, 313313), (286, 280448), (308, 260416), (313, 256256), (352, 227864), (364, 220352), (416, 192808), (448, 179036), (572, 140224), (616, 130208), (626, 128128), (704, 113932), (728, 110176), (832, 96404), (896, 89518), (1001, 80128), (1144, 70112), (1232, 65104), (1252, 64064), (1408, 56966), (1456, 55088), (1664, 48202), (1792, 44759), (2002, 40064), (2191, 36608), (2288, 35056), (2464, 32552), (2504, 32032), (2816, 28483), (2912, 27544), (3328, 24101), (3443, 23296), (4004, 20032), (4069, 19712), (4382, 18304), (4576, 17528), (4928, 16276), (5008, 16016), (5824, 13772), (6886, 11648), (8008, 10016), (8138, 9856), (8764, 9152)]