83570140

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1\times {\mathrm{191}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 178827264

約数和(自身を除く): 95257124

約数列:

[1, 2, 4, 5, 10, 20, 131, 167, 191, 262, 334, 382, 524, 655, 668, 764, 835, 955, 1310, 1670, 1910, 2620, 3340, 3820, 21877, 25021, 31897, 43754, 50042, 63794, 87508, 100084, 109385, 125105, 127588, 159485, 218770, 250210, 318970, 437540, 500420, 637940, 4178507, 8357014, 16714028, 20892535, 41785070, 83570140]

約数ペア:

[(1, 83570140), (2, 41785070), (4, 20892535), (5, 16714028), (10, 8357014), (20, 4178507), (131, 637940), (167, 500420), (191, 437540), (262, 318970), (334, 250210), (382, 218770), (524, 159485), (655, 127588), (668, 125105), (764, 109385), (835, 100084), (955, 87508), (1310, 63794), (1670, 50042), (1910, 43754), (2620, 31897), (3340, 25021), (3820, 21877)]