81098060

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{17707}}^1$

素因数の和:17945

約数の個数: 24

約数和(自身を含む): 171059280

約数和(自身を除く): 89961220

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 17707, 35414, 70828, 88535, 177070, 354140, 4054903, 8109806, 16219612, 20274515, 40549030, 81098060]

約数ペア:

[(1, 81098060), (2, 40549030), (4, 20274515), (5, 16219612), (10, 8109806), (20, 4054903), (229, 354140), (458, 177070), (916, 88535), (1145, 70828), (2290, 35414), (4580, 17707)]