80821930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{6379}}^1$

素因数の和:6574

約数の個数: 32

約数和(自身を含む): 167207040

約数和(自身を除く): 86385110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 181, 362, 905, 1267, 1810, 2534, 6335, 6379, 12670, 12758, 31895, 44653, 63790, 89306, 223265, 446530, 1154599, 2309198, 5772995, 8082193, 11545990, 16164386, 40410965, 80821930]

約数ペア:

[(1, 80821930), (2, 40410965), (5, 16164386), (7, 11545990), (10, 8082193), (14, 5772995), (35, 2309198), (70, 1154599), (181, 446530), (362, 223265), (905, 89306), (1267, 63790), (1810, 44653), (2534, 31895), (6335, 12758), (6379, 12670)]