129680464

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{83557}}^1$

素因数の和:83662

約数の個数: 20

約数和(自身を含む): 253849204

約数和(自身を除く): 124168740

約数列:

[1, 2, 4, 8, 16, 97, 194, 388, 776, 1552, 83557, 167114, 334228, 668456, 1336912, 8105029, 16210058, 32420116, 64840232, 129680464]

約数ペア:

[(1, 129680464), (2, 64840232), (4, 32420116), (8, 16210058), (16, 8105029), (97, 1336912), (194, 668456), (388, 334228), (776, 167114), (1552, 83557)]