13306772560

素因数分解:

$2^4\times 5^1\times {\mathrm{166334657}}^1$

素因数の和:166334670

約数の個数: 20

約数和(自身を含む): 30938246388

約数和(自身を除く): 17631473828

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 166334657, 332669314, 665338628, 831673285, 1330677256, 1663346570, 2661354512, 3326693140, 6653386280, 13306772560]

約数ペア:

[(1, 13306772560), (2, 6653386280), (4, 3326693140), (5, 2661354512), (8, 1663346570), (10, 1330677256), (16, 831673285), (20, 665338628), (40, 332669314), (80, 166334657)]