71642210

素因数分解:

$2^1\times 5^1\times {\mathrm{839}}^1\times {\mathrm{8539}}^1$

素因数の和:9385

約数の個数: 16

約数和(自身を含む): 129124800

約数和(自身を除く): 57482590

約数列:

[1, 2, 5, 10, 839, 1678, 4195, 8390, 8539, 17078, 42695, 85390, 7164221, 14328442, 35821105, 71642210]

約数ペア:

[(1, 71642210), (2, 35821105), (5, 14328442), (10, 7164221), (839, 85390), (1678, 42695), (4195, 17078), (8390, 8539)]