67980205

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{10903}}^1$

素因数の和:10980

約数の個数: 16

約数和(自身を含む): 86359680

約数和(自身を除く): 18379475

約数列:

[1, 5, 29, 43, 145, 215, 1247, 6235, 10903, 54515, 316187, 468829, 1580935, 2344145, 13596041, 67980205]

約数ペア:

[(1, 67980205), (5, 13596041), (29, 2344145), (43, 1580935), (145, 468829), (215, 316187), (1247, 54515), (6235, 10903)]