204558256

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1122

約数の個数: 80

約数和(自身を含む): 482191360

約数和(自身を除く): 277633104

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 97, 112, 133, 152, 194, 266, 304, 388, 532, 679, 776, 991, 1064, 1358, 1552, 1843, 1982, 2128, 2716, 3686, 3964, 5432, 6937, 7372, 7928, 10864, 12901, 13874, 14744, 15856, 18829, 25802, 27748, 29488, 37658, 51604, 55496, 75316, 96127, 103208, 110992, 131803, 150632, 192254, 206416, 263606, 301264, 384508, 527212, 672889, 769016, 1054424, 1345778, 1538032, 1826413, 2108848, 2691556, 3652826, 5383112, 7305652, 10766224, 12784891, 14611304, 25569782, 29222608, 51139564, 102279128, 204558256]

約数ペア:

[(1, 204558256), (2, 102279128), (4, 51139564), (7, 29222608), (8, 25569782), (14, 14611304), (16, 12784891), (19, 10766224), (28, 7305652), (38, 5383112), (56, 3652826), (76, 2691556), (97, 2108848), (112, 1826413), (133, 1538032), (152, 1345778), (194, 1054424), (266, 769016), (304, 672889), (388, 527212), (532, 384508), (679, 301264), (776, 263606), (991, 206416), (1064, 192254), (1358, 150632), (1552, 131803), (1843, 110992), (1982, 103208), (2128, 96127), (2716, 75316), (3686, 55496), (3964, 51604), (5432, 37658), (6937, 29488), (7372, 27748), (7928, 25802), (10864, 18829), (12901, 15856), (13874, 14744)]