78770128

素因数分解:

$2^4\times {\mathrm{409}}^1\times {\mathrm{12037}}^1$

素因数の和:12454

約数の個数: 20

約数和(自身を含む): 153002980

約数和(自身を除く): 74232852

約数列:

[1, 2, 4, 8, 16, 409, 818, 1636, 3272, 6544, 12037, 24074, 48148, 96296, 192592, 4923133, 9846266, 19692532, 39385064, 78770128]

約数ペア:

[(1, 78770128), (2, 39385064), (4, 19692532), (8, 9846266), (16, 4923133), (409, 192592), (818, 96296), (1636, 48148), (3272, 24074), (6544, 12037)]