79909955

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{1997}}^1$

素因数の和:2206

約数の個数: 16

約数和(自身を含む): 98397504

約数和(自身を除く): 18487549

約数列:

[1, 5, 53, 151, 265, 755, 1997, 8003, 9985, 40015, 105841, 301547, 529205, 1507735, 15981991, 79909955]

約数ペア:

[(1, 79909955), (5, 15981991), (53, 1507735), (151, 529205), (265, 301547), (755, 105841), (1997, 40015), (8003, 9985)]