78814130

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{17791}}^1$

素因数の和:18241

約数の個数: 16

約数和(自身を含む): 142193664

約数和(自身を除く): 63379534

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 17791, 35582, 88955, 177910, 7881413, 15762826, 39407065, 78814130]

約数ペア:

[(1, 78814130), (2, 39407065), (5, 15762826), (10, 7881413), (443, 177910), (886, 88955), (2215, 35582), (4430, 17791)]