90170690

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{64871}}^1$

素因数の和:65017

約数の個数: 16

約数和(自身を含む): 163477440

約数和(自身を除く): 73306750

約数列:

[1, 2, 5, 10, 139, 278, 695, 1390, 64871, 129742, 324355, 648710, 9017069, 18034138, 45085345, 90170690]

約数ペア:

[(1, 90170690), (2, 45085345), (5, 18034138), (10, 9017069), (139, 648710), (278, 324355), (695, 129742), (1390, 64871)]