64005665

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{673}}^1\times {\mathrm{827}}^1$

素因数の和:1528

約数の個数: 16

約数和(自身を含む): 80362368

約数和(自身を除く): 16356703

約数列:

[1, 5, 23, 115, 673, 827, 3365, 4135, 15479, 19021, 77395, 95105, 556571, 2782855, 12801133, 64005665]

約数ペア:

[(1, 64005665), (5, 12801133), (23, 2782855), (115, 556571), (673, 95105), (827, 77395), (3365, 19021), (4135, 15479)]