289553605

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{599}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 413683200

約数和(自身を除く): 124129595

約数列:

[1, 5, 11, 17, 47, 55, 85, 121, 187, 235, 517, 599, 605, 799, 935, 2057, 2585, 2995, 3995, 5687, 6589, 8789, 10183, 10285, 28153, 28435, 32945, 43945, 50915, 72479, 96679, 112013, 140765, 309683, 362395, 478601, 483395, 560065, 1232143, 1548415, 2393005, 3406513, 5264611, 6160715, 17032565, 26323055, 57910721, 289553605]

約数ペア:

[(1, 289553605), (5, 57910721), (11, 26323055), (17, 17032565), (47, 6160715), (55, 5264611), (85, 3406513), (121, 2393005), (187, 1548415), (235, 1232143), (517, 560065), (599, 483395), (605, 478601), (799, 362395), (935, 309683), (2057, 140765), (2585, 112013), (2995, 96679), (3995, 72479), (5687, 50915), (6589, 43945), (8789, 32945), (10183, 28435), (10285, 28153)]