66940705

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{809}}^1$

素因数の和:913

約数の個数: 32

約数和(自身を含む): 92534400

約数和(自身を除く): 25593695

約数列:

[1, 5, 13, 19, 65, 67, 95, 247, 335, 809, 871, 1235, 1273, 4045, 4355, 6365, 10517, 15371, 16549, 52585, 54203, 76855, 82745, 199823, 271015, 704639, 999115, 1029857, 3523195, 5149285, 13388141, 66940705]

約数ペア:

[(1, 66940705), (5, 13388141), (13, 5149285), (19, 3523195), (65, 1029857), (67, 999115), (95, 704639), (247, 271015), (335, 199823), (809, 82745), (871, 76855), (1235, 54203), (1273, 52585), (4045, 16549), (4355, 15371), (6365, 10517)]