205884195

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2531}}^1$

素因数の和:2596

約数の個数: 64

約数和(自身を含む): 393776640

約数和(自身を除く): 187892445

約数列:

[1, 3, 5, 11, 15, 17, 29, 33, 51, 55, 85, 87, 145, 165, 187, 255, 319, 435, 493, 561, 935, 957, 1479, 1595, 2465, 2531, 2805, 4785, 5423, 7395, 7593, 12655, 16269, 27115, 27841, 37965, 43027, 73399, 81345, 83523, 129081, 139205, 215135, 220197, 366995, 417615, 473297, 645405, 807389, 1100985, 1247783, 1419891, 2366485, 2422167, 3743349, 4036945, 6238915, 7099455, 12110835, 13725613, 18716745, 41176839, 68628065, 205884195]

約数ペア:

[(1, 205884195), (3, 68628065), (5, 41176839), (11, 18716745), (15, 13725613), (17, 12110835), (29, 7099455), (33, 6238915), (51, 4036945), (55, 3743349), (85, 2422167), (87, 2366485), (145, 1419891), (165, 1247783), (187, 1100985), (255, 807389), (319, 645405), (435, 473297), (493, 417615), (561, 366995), (935, 220197), (957, 215135), (1479, 139205), (1595, 129081), (2465, 83523), (2531, 81345), (2805, 73399), (4785, 43027), (5423, 37965), (7395, 27841), (7593, 27115), (12655, 16269)]