205341704080

素因数分解:

$2^4\times 5^1\times {\mathrm{2566771301}}^1$

素因数の和:2566771314

約数の個数: 20

約数和(自身を含む): 477419462172

約数和(自身を除く): 272077758092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2566771301, 5133542602, 10267085204, 12833856505, 20534170408, 25667713010, 41068340816, 51335426020, 102670852040, 205341704080]

約数ペア:

[(1, 205341704080), (2, 102670852040), (4, 51335426020), (5, 41068340816), (8, 25667713010), (10, 20534170408), (16, 12833856505), (20, 10267085204), (40, 5133542602), (80, 2566771301)]