89980493488

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{130785601}}^1$

素因数の和:130785652

約数の個数: 20

約数和(自身を含む): 178391561128

約数和(自身を除く): 88411067640

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 130785601, 261571202, 523142404, 1046284808, 2092569616, 5623780843, 11247561686, 22495123372, 44990246744, 89980493488]

約数ペア:

[(1, 89980493488), (2, 44990246744), (4, 22495123372), (8, 11247561686), (16, 5623780843), (43, 2092569616), (86, 1046284808), (172, 523142404), (344, 261571202), (688, 130785601)]