81260732

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{78437}}^1$

素因数の和:78485

約数の個数: 24

約数和(自身を含む): 166916064

約数和(自身を除く): 85655332

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 78437, 156874, 313748, 549059, 1098118, 2196236, 2902169, 5804338, 11608676, 20315183, 40630366, 81260732]

約数ペア:

[(1, 81260732), (2, 40630366), (4, 20315183), (7, 11608676), (14, 5804338), (28, 2902169), (37, 2196236), (74, 1098118), (148, 549059), (259, 313748), (518, 156874), (1036, 78437)]