209820237310

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{907}}^1\times {\mathrm{3359}}^1$

素因数の和:4441

約数の個数: 64

約数和(自身を含む): 387486167040

約数和(自身を除く): 177665929730

約数列:

[1, 2, 5, 10, 71, 97, 142, 194, 355, 485, 710, 907, 970, 1814, 3359, 4535, 6718, 6887, 9070, 13774, 16795, 33590, 34435, 64397, 68870, 87979, 128794, 175958, 238489, 321985, 325823, 439895, 476978, 643970, 651646, 879790, 1192445, 1629115, 2384890, 3046613, 3258230, 6093226, 6246509, 12493018, 15233065, 23133433, 30466130, 31232545, 46266866, 62465090, 115667165, 216309523, 231334330, 295521461, 432619046, 591042922, 1081547615, 1477607305, 2163095230, 2955214610, 20982023731, 41964047462, 104910118655, 209820237310]

約数ペア:

[(1, 209820237310), (2, 104910118655), (5, 41964047462), (10, 20982023731), (71, 2955214610), (97, 2163095230), (142, 1477607305), (194, 1081547615), (355, 591042922), (485, 432619046), (710, 295521461), (907, 231334330), (970, 216309523), (1814, 115667165), (3359, 62465090), (4535, 46266866), (6718, 31232545), (6887, 30466130), (9070, 23133433), (13774, 15233065), (16795, 12493018), (33590, 6246509), (34435, 6093226), (64397, 3258230), (68870, 3046613), (87979, 2384890), (128794, 1629115), (175958, 1192445), (238489, 879790), (321985, 651646), (325823, 643970), (439895, 476978)]