51800695

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{659}}^1$

素因数の和:942

約数の個数: 16

約数和(自身を含む): 63360000

約数和(自身を除く): 11559305

約数列:

[1, 5, 79, 199, 395, 659, 995, 3295, 15721, 52061, 78605, 131141, 260305, 655705, 10360139, 51800695]

約数ペア:

[(1, 51800695), (5, 10360139), (79, 655705), (199, 260305), (395, 131141), (659, 78605), (995, 52061), (3295, 15721)]