68708395

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{487}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 98380800

約数和(自身を除く): 29672405

約数列:

[1, 5, 7, 29, 35, 139, 145, 203, 487, 695, 973, 1015, 2435, 3409, 4031, 4865, 14123, 17045, 20155, 28217, 67693, 70615, 98861, 141085, 338465, 473851, 494305, 1963097, 2369255, 9815485, 13741679, 68708395]

約数ペア:

[(1, 68708395), (5, 13741679), (7, 9815485), (29, 2369255), (35, 1963097), (139, 494305), (145, 473851), (203, 338465), (487, 141085), (695, 98861), (973, 70615), (1015, 67693), (2435, 28217), (3409, 20155), (4031, 17045), (4865, 14123)]