78090404

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{68023}}^1$

素因数の和:68075

約数の個数: 24

約数和(自身を含む): 159992448

約数和(自身を除く): 81902044

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 68023, 136046, 272092, 476161, 952322, 1904644, 2788943, 5577886, 11155772, 19522601, 39045202, 78090404]

約数ペア:

[(1, 78090404), (2, 39045202), (4, 19522601), (7, 11155772), (14, 5577886), (28, 2788943), (41, 1904644), (82, 952322), (164, 476161), (287, 272092), (574, 136046), (1148, 68023)]