79262780

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{39239}}^1$

素因数の和:39349

約数の個数: 24

約数和(自身を含む): 168104160

約数和(自身を除く): 88841380

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 39239, 78478, 156956, 196195, 392390, 784780, 3963139, 7926278, 15852556, 19815695, 39631390, 79262780]

約数ペア:

[(1, 79262780), (2, 39631390), (4, 19815695), (5, 15852556), (10, 7926278), (20, 3963139), (101, 784780), (202, 392390), (404, 196195), (505, 156956), (1010, 78478), (2020, 39239)]