127533520

素因数分解:

$2^4\times 5^1\times {\mathrm{1594169}}^1$

素因数の和:1594182

約数の個数: 20

約数和(自身を含む): 296515620

約数和(自身を除く): 168982100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1594169, 3188338, 6376676, 7970845, 12753352, 15941690, 25506704, 31883380, 63766760, 127533520]

約数ペア:

[(1, 127533520), (2, 63766760), (4, 31883380), (5, 25506704), (8, 15941690), (10, 12753352), (16, 7970845), (20, 6376676), (40, 3188338), (80, 1594169)]