165065380

素因数分解:

$2^2\times 5^1\times {\mathrm{787}}^1\times {\mathrm{10487}}^1$

素因数の和:11283

約数の個数: 24

約数和(自身を含む): 347110848

約数和(自身を除く): 182045468

約数列:

[1, 2, 4, 5, 10, 20, 787, 1574, 3148, 3935, 7870, 10487, 15740, 20974, 41948, 52435, 104870, 209740, 8253269, 16506538, 33013076, 41266345, 82532690, 165065380]

約数ペア:

[(1, 165065380), (2, 82532690), (4, 41266345), (5, 33013076), (10, 16506538), (20, 8253269), (787, 209740), (1574, 104870), (3148, 52435), (3935, 41948), (7870, 20974), (10487, 15740)]