129376816

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{152567}}^1$

素因数の和:152628

約数の個数: 20

約数和(自身を含む): 255398832

約数和(自身を除く): 126022016

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 152567, 305134, 610268, 1220536, 2441072, 8086051, 16172102, 32344204, 64688408, 129376816]

約数ペア:

[(1, 129376816), (2, 64688408), (4, 32344204), (8, 16172102), (16, 8086051), (53, 2441072), (106, 1220536), (212, 610268), (424, 305134), (848, 152567)]