78717904

素因数分解:

$2^4\times {\mathrm{401}}^1\times {\mathrm{12269}}^1$

素因数の和:12678

約数の個数: 20

約数和(自身を含む): 152908740

約数和(自身を除く): 74190836

約数列:

[1, 2, 4, 8, 16, 401, 802, 1604, 3208, 6416, 12269, 24538, 49076, 98152, 196304, 4919869, 9839738, 19679476, 39358952, 78717904]

約数ペア:

[(1, 78717904), (2, 39358952), (4, 19679476), (8, 9839738), (16, 4919869), (401, 196304), (802, 98152), (1604, 49076), (3208, 24538), (6416, 12269)]