80837398

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:508

約数の個数: 24

約数和(自身を含む): 126619416

約数和(自身を除く): 45782018

約数列:

[1, 2, 31, 62, 137, 274, 307, 614, 961, 1922, 4247, 8494, 9517, 19034, 42059, 84118, 131657, 263314, 295027, 590054, 1303829, 2607658, 40418699, 80837398]

約数ペア:

[(1, 80837398), (2, 40418699), (31, 2607658), (62, 1303829), (137, 590054), (274, 295027), (307, 263314), (614, 131657), (961, 84118), (1922, 42059), (4247, 19034), (8494, 9517)]