78399544

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{239023}}^1$

素因数の和:239070

約数の個数: 16

約数和(自身を含む): 150585120

約数和(自身を除く): 72185576

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 239023, 478046, 956092, 1912184, 9799943, 19599886, 39199772, 78399544]

約数ペア:

[(1, 78399544), (2, 39199772), (4, 19599886), (8, 9799943), (41, 1912184), (82, 956092), (164, 478046), (328, 239023)]