79499905

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{21751}}^1$

素因数の和:21816

約数の個数: 16

約数和(自身を含む): 103365504

約数和(自身を除く): 23865599

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 21751, 108755, 369767, 935293, 1848835, 4676465, 15899981, 79499905]

約数ペア:

[(1, 79499905), (5, 15899981), (17, 4676465), (43, 1848835), (85, 935293), (215, 369767), (731, 108755), (3655, 21751)]