78800540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1493}}^1$

素因数の和:1551

約数の個数: 96

約数和(自身を含む): 210833280

約数和(自身を除く): 132032740

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 29, 35, 52, 58, 65, 70, 91, 116, 130, 140, 145, 182, 203, 260, 290, 364, 377, 406, 455, 580, 754, 812, 910, 1015, 1493, 1508, 1820, 1885, 2030, 2639, 2986, 3770, 4060, 5278, 5972, 7465, 7540, 10451, 10556, 13195, 14930, 19409, 20902, 26390, 29860, 38818, 41804, 43297, 52255, 52780, 77636, 86594, 97045, 104510, 135863, 173188, 194090, 209020, 216485, 271726, 303079, 388180, 432970, 543452, 562861, 606158, 679315, 865940, 1125722, 1212316, 1358630, 1515395, 2251444, 2717260, 2814305, 3030790, 3940027, 5628610, 6061580, 7880054, 11257220, 15760108, 19700135, 39400270, 78800540]

約数ペア:

[(1, 78800540), (2, 39400270), (4, 19700135), (5, 15760108), (7, 11257220), (10, 7880054), (13, 6061580), (14, 5628610), (20, 3940027), (26, 3030790), (28, 2814305), (29, 2717260), (35, 2251444), (52, 1515395), (58, 1358630), (65, 1212316), (70, 1125722), (91, 865940), (116, 679315), (130, 606158), (140, 562861), (145, 543452), (182, 432970), (203, 388180), (260, 303079), (290, 271726), (364, 216485), (377, 209020), (406, 194090), (455, 173188), (580, 135863), (754, 104510), (812, 97045), (910, 86594), (1015, 77636), (1493, 52780), (1508, 52255), (1820, 43297), (1885, 41804), (2030, 38818), (2639, 29860), (2986, 26390), (3770, 20902), (4060, 19409), (5278, 14930), (5972, 13195), (7465, 10556), (7540, 10451)]