80781512

素因数分解:

$2^3\times 7^1\times {\mathrm{1442527}}^1$

素因数の和:1442540

約数の個数: 16

約数和(自身を含む): 173103360

約数和(自身を除く): 92321848

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1442527, 2885054, 5770108, 10097689, 11540216, 20195378, 40390756, 80781512]

約数ペア:

[(1, 80781512), (2, 40390756), (4, 20195378), (7, 11540216), (8, 10097689), (14, 5770108), (28, 2885054), (56, 1442527)]