80897684

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{40693}}^1$

素因数の和:40775

約数の個数: 24

約数和(自身を含む): 164078208

約数和(自身を除く): 83180524

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 40693, 81386, 162772, 284851, 569702, 1139404, 2889203, 5778406, 11556812, 20224421, 40448842, 80897684]

約数ペア:

[(1, 80897684), (2, 40448842), (4, 20224421), (7, 11556812), (14, 5778406), (28, 2889203), (71, 1139404), (142, 569702), (284, 284851), (497, 162772), (994, 81386), (1988, 40693)]