205550015

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{91153}}^1$

素因数の和:91210

約数の個数: 16

約数和(自身を含む): 275649696

約数和(自身を除く): 70099681

約数列:

[1, 5, 11, 41, 55, 205, 451, 2255, 91153, 455765, 1002683, 3737273, 5013415, 18686365, 41110003, 205550015]

約数ペア:

[(1, 205550015), (5, 41110003), (11, 18686365), (41, 5013415), (55, 3737273), (205, 1002683), (451, 455765), (2255, 91153)]