68406305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 94307328

約数和(自身を除く): 25901023

約数列:

[1, 5, 11, 31, 53, 55, 155, 265, 341, 583, 757, 1643, 1705, 2915, 3785, 8215, 8327, 18073, 23467, 40121, 41635, 90365, 117335, 200605, 258137, 441331, 1243751, 1290685, 2206655, 6218755, 13681261, 68406305]

約数ペア:

[(1, 68406305), (5, 13681261), (11, 6218755), (31, 2206655), (53, 1290685), (55, 1243751), (155, 441331), (265, 258137), (341, 200605), (583, 117335), (757, 90365), (1643, 41635), (1705, 40121), (2915, 23467), (3785, 18073), (8215, 8327)]