1221796225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2069}}^1$

素因数の和:2194

約数の個数: 48

約数和(自身を含む): 1724889600

約数和(自身を除く): 503093375

約数列:

[1, 5, 13, 23, 25, 65, 79, 115, 299, 325, 395, 575, 1027, 1495, 1817, 1975, 2069, 5135, 7475, 9085, 10345, 23621, 25675, 26897, 45425, 47587, 51725, 118105, 134485, 163451, 237935, 590525, 618631, 672425, 817255, 1189675, 2124863, 3093155, 3759373, 4086275, 10624315, 15465775, 18796865, 48871849, 53121575, 93984325, 244359245, 1221796225]

約数ペア:

[(1, 1221796225), (5, 244359245), (13, 93984325), (23, 53121575), (25, 48871849), (65, 18796865), (79, 15465775), (115, 10624315), (299, 4086275), (325, 3759373), (395, 3093155), (575, 2124863), (1027, 1189675), (1495, 817255), (1817, 672425), (1975, 618631), (2069, 590525), (5135, 237935), (7475, 163451), (9085, 134485), (10345, 118105), (23621, 51725), (25675, 47587), (26897, 45425)]