79800000005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{19875467}}^1$

素因数の和:19875556

約数の個数: 16

約数和(自身を含む): 105896493504

約数和(自身を除く): 26096493499

約数列:

[1, 5, 11, 55, 73, 365, 803, 4015, 19875467, 99377335, 218630137, 1093150685, 1450909091, 7254545455, 15960000001, 79800000005]

約数ペア:

[(1, 79800000005), (5, 15960000001), (11, 7254545455), (55, 1450909091), (73, 1093150685), (365, 218630137), (803, 99377335), (4015, 19875467)]