129129712

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{79907}}^1$

素因数の和:80016

約数の個数: 20

約数和(自身を含む): 252669096

約数和(自身を除く): 123539384

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 79907, 159814, 319628, 639256, 1278512, 8070607, 16141214, 32282428, 64564856, 129129712]

約数ペア:

[(1, 129129712), (2, 64564856), (4, 32282428), (8, 16141214), (16, 8070607), (101, 1278512), (202, 639256), (404, 319628), (808, 159814), (1616, 79907)]