19995348514160

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1\times {\mathrm{1291}}^1\times {\mathrm{2791}}^1$

素因数の和:5143

約数の個数: 160

約数和(自身を含む): 47245692939264

約数和(自身を除く): 27250344425104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 977, 1136, 1291, 1420, 1954, 2582, 2791, 2840, 3908, 4885, 5164, 5582, 5680, 6455, 7816, 9770, 10328, 11164, 12910, 13955, 15632, 19540, 20656, 22328, 25820, 27910, 39080, 44656, 51640, 55820, 69367, 78160, 91661, 103280, 111640, 138734, 183322, 198161, 223280, 277468, 346835, 366644, 396322, 458305, 554936, 693670, 733288, 792644, 916610, 990805, 1109872, 1261307, 1387340, 1466576, 1585288, 1833220, 1981610, 2522614, 2726807, 2774680, 3170576, 3603181, 3666440, 3963220, 5045228, 5453614, 5549360, 6306535, 7206362, 7332880, 7926440, 10090456, 10907228, 12613070, 13634035, 14412724, 15852880, 18015905, 20180912, 21814456, 25226140, 27268070, 28825448, 36031810, 43628912, 50452280, 54536140, 57650896, 72063620, 89552797, 100904560, 109072280, 144127240, 179105594, 193603297, 218144560, 255825851, 288254480, 358211188, 387206594, 447763985, 511651702, 716422376, 774413188, 895527970, 968016485, 1023303404, 1279129255, 1432844752, 1548826376, 1791055940, 1936032970, 2046606808, 2558258510, 3097652752, 3520307837, 3582111880, 3872065940, 4093213616, 5116517020, 7040615674, 7164223760, 7744131880, 10233034040, 14081231348, 15488263760, 17601539185, 20466068080, 28162462696, 35203078370, 56324925392, 70406156740, 140812313480, 249941856427, 281624626960, 499883712854, 999767425708, 1249709282135, 1999534851416, 2499418564270, 3999069702832, 4998837128540, 9997674257080, 19995348514160]

約数ペア:

[(1, 19995348514160), (2, 9997674257080), (4, 4998837128540), (5, 3999069702832), (8, 2499418564270), (10, 1999534851416), (16, 1249709282135), (20, 999767425708), (40, 499883712854), (71, 281624626960), (80, 249941856427), (142, 140812313480), (284, 70406156740), (355, 56324925392), (568, 35203078370), (710, 28162462696), (977, 20466068080), (1136, 17601539185), (1291, 15488263760), (1420, 14081231348), (1954, 10233034040), (2582, 7744131880), (2791, 7164223760), (2840, 7040615674), (3908, 5116517020), (4885, 4093213616), (5164, 3872065940), (5582, 3582111880), (5680, 3520307837), (6455, 3097652752), (7816, 2558258510), (9770, 2046606808), (10328, 1936032970), (11164, 1791055940), (12910, 1548826376), (13955, 1432844752), (15632, 1279129255), (19540, 1023303404), (20656, 968016485), (22328, 895527970), (25820, 774413188), (27910, 716422376), (39080, 511651702), (44656, 447763985), (51640, 387206594), (55820, 358211188), (69367, 288254480), (78160, 255825851), (91661, 218144560), (103280, 193603297), (111640, 179105594), (138734, 144127240), (183322, 109072280), (198161, 100904560), (223280, 89552797), (277468, 72063620), (346835, 57650896), (366644, 54536140), (396322, 50452280), (458305, 43628912), (554936, 36031810), (693670, 28825448), (733288, 27268070), (792644, 25226140), (916610, 21814456), (990805, 20180912), (1109872, 18015905), (1261307, 15852880), (1387340, 14412724), (1466576, 13634035), (1585288, 12613070), (1833220, 10907228), (1981610, 10090456), (2522614, 7926440), (2726807, 7332880), (2774680, 7206362), (3170576, 6306535), (3603181, 5549360), (3666440, 5453614), (3963220, 5045228)]