90223840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{80557}}^1$

素因数の和:80579

約数の個数: 48

約数和(自身を含む): 243607392

約数和(自身を除く): 153383552

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 80557, 161114, 322228, 402785, 563899, 644456, 805570, 1127798, 1288912, 1611140, 2255596, 2577824, 2819495, 3222280, 4511192, 5638990, 6444560, 9022384, 11277980, 12889120, 18044768, 22555960, 45111920, 90223840]

約数ペア:

[(1, 90223840), (2, 45111920), (4, 22555960), (5, 18044768), (7, 12889120), (8, 11277980), (10, 9022384), (14, 6444560), (16, 5638990), (20, 4511192), (28, 3222280), (32, 2819495), (35, 2577824), (40, 2255596), (56, 1611140), (70, 1288912), (80, 1127798), (112, 805570), (140, 644456), (160, 563899), (224, 402785), (280, 322228), (560, 161114), (1120, 80557)]