81258016

素因数分解:

$2^5\times 7^1\times {\mathrm{362759}}^1$

素因数の和:362776

約数の個数: 24

約数和(自身を含む): 182831040

約数和(自身を除く): 101573024

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 362759, 725518, 1451036, 2539313, 2902072, 5078626, 5804144, 10157252, 11608288, 20314504, 40629008, 81258016]

約数ペア:

[(1, 81258016), (2, 40629008), (4, 20314504), (7, 11608288), (8, 10157252), (14, 5804144), (16, 5078626), (28, 2902072), (32, 2539313), (56, 1451036), (112, 725518), (224, 362759)]