61375640

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{14897}}^1$

素因数の和:15011

約数の個数: 32

約数和(自身を含む): 139445280

約数和(自身を除く): 78069640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 14897, 29794, 59588, 74485, 119176, 148970, 297940, 595880, 1534391, 3068782, 6137564, 7671955, 12275128, 15343910, 30687820, 61375640]

約数ペア:

[(1, 61375640), (2, 30687820), (4, 15343910), (5, 12275128), (8, 7671955), (10, 6137564), (20, 3068782), (40, 1534391), (103, 595880), (206, 297940), (412, 148970), (515, 119176), (824, 74485), (1030, 59588), (2060, 29794), (4120, 14897)]