78013772

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{2143}}^1$

素因数の和:2645

約数の個数: 24

約数和(自身を含む): 144076800

約数和(自身を除く): 66063028

約数列:

[1, 2, 4, 19, 38, 76, 479, 958, 1916, 2143, 4286, 8572, 9101, 18202, 36404, 40717, 81434, 162868, 1026497, 2052994, 4105988, 19503443, 39006886, 78013772]

約数ペア:

[(1, 78013772), (2, 39006886), (4, 19503443), (19, 4105988), (38, 2052994), (76, 1026497), (479, 162868), (958, 81434), (1916, 40717), (2143, 36404), (4286, 18202), (8572, 9101)]