71340407540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{87000497}}^1$

素因数の和:87000547

約数の個数: 24

約数和(自身を含む): 153468878472

約数和(自身を除く): 82128470932

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 87000497, 174000994, 348001988, 435002485, 870004970, 1740009940, 3567020377, 7134040754, 14268081508, 17835101885, 35670203770, 71340407540]

約数ペア:

[(1, 71340407540), (2, 35670203770), (4, 17835101885), (5, 14268081508), (10, 7134040754), (20, 3567020377), (41, 1740009940), (82, 870004970), (164, 435002485), (205, 348001988), (410, 174000994), (820, 87000497)]