77680538

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{80749}}^1$

素因数の和:80801

約数の個数: 16

約数和(自身を含む): 128877000

約数和(自身を除く): 51196462

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 80749, 161498, 1049737, 2099474, 2987713, 5975426, 38840269, 77680538]

約数ペア:

[(1, 77680538), (2, 38840269), (13, 5975426), (26, 2987713), (37, 2099474), (74, 1049737), (481, 161498), (962, 80749)]