71644144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:386

約数の個数: 80

約数和(自身を含む): 164926944

約数和(自身を除く): 93282800

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 44, 52, 88, 104, 143, 173, 176, 181, 208, 286, 346, 362, 572, 692, 724, 1144, 1384, 1448, 1903, 1991, 2249, 2288, 2353, 2768, 2896, 3806, 3982, 4498, 4706, 7612, 7964, 8996, 9412, 15224, 15928, 17992, 18824, 24739, 25883, 30448, 31313, 31856, 35984, 37648, 49478, 51766, 62626, 98956, 103532, 125252, 197912, 207064, 250504, 344443, 395824, 407069, 414128, 501008, 688886, 814138, 1377772, 1628276, 2755544, 3256552, 4477759, 5511088, 6513104, 8955518, 17911036, 35822072, 71644144]

約数ペア:

[(1, 71644144), (2, 35822072), (4, 17911036), (8, 8955518), (11, 6513104), (13, 5511088), (16, 4477759), (22, 3256552), (26, 2755544), (44, 1628276), (52, 1377772), (88, 814138), (104, 688886), (143, 501008), (173, 414128), (176, 407069), (181, 395824), (208, 344443), (286, 250504), (346, 207064), (362, 197912), (572, 125252), (692, 103532), (724, 98956), (1144, 62626), (1384, 51766), (1448, 49478), (1903, 37648), (1991, 35984), (2249, 31856), (2288, 31313), (2353, 30448), (2768, 25883), (2896, 24739), (3806, 18824), (3982, 17992), (4498, 15928), (4706, 15224), (7612, 9412), (7964, 8996)]