205652315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 303823872

約数和(自身を除く): 98171557

約数列:

[1, 5, 11, 17, 23, 55, 73, 85, 115, 131, 187, 253, 365, 391, 655, 803, 935, 1241, 1265, 1441, 1679, 1955, 2227, 3013, 4015, 4301, 6205, 7205, 8395, 9563, 11135, 13651, 15065, 18469, 21505, 24497, 28543, 33143, 47815, 51221, 68255, 92345, 105193, 122485, 142715, 162571, 165715, 219949, 256105, 313973, 525965, 563431, 812855, 1099745, 1569865, 1788281, 2419439, 2817155, 3739133, 8941405, 12097195, 18695665, 41130463, 205652315]

約数ペア:

[(1, 205652315), (5, 41130463), (11, 18695665), (17, 12097195), (23, 8941405), (55, 3739133), (73, 2817155), (85, 2419439), (115, 1788281), (131, 1569865), (187, 1099745), (253, 812855), (365, 563431), (391, 525965), (655, 313973), (803, 256105), (935, 219949), (1241, 165715), (1265, 162571), (1441, 142715), (1679, 122485), (1955, 105193), (2227, 92345), (3013, 68255), (4015, 51221), (4301, 47815), (6205, 33143), (7205, 28543), (8395, 24497), (9563, 21505), (11135, 18469), (13651, 15065)]