78204590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{547}}^1$

素因数の和:629

約数の個数: 48

約数和(自身を含む): 154647792

約数和(自身を除く): 76443202

約数列:

[1, 2, 5, 10, 17, 29, 34, 58, 85, 145, 170, 290, 493, 547, 841, 986, 1094, 1682, 2465, 2735, 4205, 4930, 5470, 8410, 9299, 14297, 15863, 18598, 28594, 31726, 46495, 71485, 79315, 92990, 142970, 158630, 269671, 460027, 539342, 920054, 1348355, 2300135, 2696710, 4600270, 7820459, 15640918, 39102295, 78204590]

約数ペア:

[(1, 78204590), (2, 39102295), (5, 15640918), (10, 7820459), (17, 4600270), (29, 2696710), (34, 2300135), (58, 1348355), (85, 920054), (145, 539342), (170, 460027), (290, 269671), (493, 158630), (547, 142970), (841, 92990), (986, 79315), (1094, 71485), (1682, 46495), (2465, 31726), (2735, 28594), (4205, 18598), (4930, 15863), (5470, 14297), (8410, 9299)]