79175420

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{36319}}^1$

素因数の和:36437

約数の個数: 24

約数和(自身を含む): 167798400

約数和(自身を除く): 88622980

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 36319, 72638, 145276, 181595, 363190, 726380, 3958771, 7917542, 15835084, 19793855, 39587710, 79175420]

約数ペア:

[(1, 79175420), (2, 39587710), (4, 19793855), (5, 15835084), (10, 7917542), (20, 3958771), (109, 726380), (218, 363190), (436, 181595), (545, 145276), (1090, 72638), (2180, 36319)]