168229640

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{41641}}^1$

素因数の和:41753

約数の個数: 32

約数和(自身を含む): 382273560

約数和(自身を除く): 214043920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040, 41641, 83282, 166564, 208205, 333128, 416410, 832820, 1665640, 4205741, 8411482, 16822964, 21028705, 33645928, 42057410, 84114820, 168229640]

約数ペア:

[(1, 168229640), (2, 84114820), (4, 42057410), (5, 33645928), (8, 21028705), (10, 16822964), (20, 8411482), (40, 4205741), (101, 1665640), (202, 832820), (404, 416410), (505, 333128), (808, 208205), (1010, 166564), (2020, 83282), (4040, 41641)]