78278068

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{25057}}^1$

素因数の和:25143

約数の個数: 24

約数和(自身を含む): 151550784

約数和(自身を除く): 73272716

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 25057, 50114, 100228, 275627, 551254, 1102508, 1779047, 3558094, 7116188, 19569517, 39139034, 78278068]

約数ペア:

[(1, 78278068), (2, 39139034), (4, 19569517), (11, 7116188), (22, 3558094), (44, 1779047), (71, 1102508), (142, 551254), (284, 275627), (781, 100228), (1562, 50114), (3124, 25057)]