168045380

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{125407}}^1$

素因数の和:125483

約数の個数: 24

約数和(自身を含む): 358165248

約数和(自身を除く): 190119868

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 125407, 250814, 501628, 627035, 1254070, 2508140, 8402269, 16804538, 33609076, 42011345, 84022690, 168045380]

約数ペア:

[(1, 168045380), (2, 84022690), (4, 42011345), (5, 33609076), (10, 16804538), (20, 8402269), (67, 2508140), (134, 1254070), (268, 627035), (335, 501628), (670, 250814), (1340, 125407)]