165728974090

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2687}}^1\times {\mathrm{212683}}^1$

素因数の和:215406

約数の個数: 32

約数和(自身を含む): 308715079680

約数和(自身を除く): 142986105590

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 2687, 5374, 13435, 26870, 77923, 155846, 212683, 389615, 425366, 779230, 1063415, 2126830, 6167807, 12335614, 30839035, 61678070, 571479221, 1142958442, 2857396105, 5714792210, 16572897409, 33145794818, 82864487045, 165728974090]

約数ペア:

[(1, 165728974090), (2, 82864487045), (5, 33145794818), (10, 16572897409), (29, 5714792210), (58, 2857396105), (145, 1142958442), (290, 571479221), (2687, 61678070), (5374, 30839035), (13435, 12335614), (26870, 6167807), (77923, 2126830), (155846, 1063415), (212683, 779230), (389615, 425366)]