66717070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{10709}}^1$

素因数の和:10812

約数の個数: 32

約数和(自身を含む): 138801600

約数和(自身を除く): 72084530

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 3115, 6230, 10709, 21418, 53545, 74963, 107090, 149926, 374815, 749630, 953101, 1906202, 4765505, 6671707, 9531010, 13343414, 33358535, 66717070]

約数ペア:

[(1, 66717070), (2, 33358535), (5, 13343414), (7, 9531010), (10, 6671707), (14, 4765505), (35, 1906202), (70, 953101), (89, 749630), (178, 374815), (445, 149926), (623, 107090), (890, 74963), (1246, 53545), (3115, 21418), (6230, 10709)]