81800024

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{167623}}^1$

素因数の和:167690

約数の個数: 16

約数和(自身を含む): 155890320

約数和(自身を除く): 74090296

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 167623, 335246, 670492, 1340984, 10225003, 20450006, 40900012, 81800024]

約数ペア:

[(1, 81800024), (2, 40900012), (4, 20450006), (8, 10225003), (61, 1340984), (122, 670492), (244, 335246), (488, 167623)]