82172905

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{8609}}^1$

素因数の和:8720

約数の個数: 16

約数和(自身を含む): 104146560

約数和(自身を除く): 21973655

約数列:

[1, 5, 23, 83, 115, 415, 1909, 8609, 9545, 43045, 198007, 714547, 990035, 3572735, 16434581, 82172905]

約数ペア:

[(1, 82172905), (5, 16434581), (23, 3572735), (83, 990035), (115, 714547), (415, 198007), (1909, 43045), (8609, 9545)]