64024220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{246247}}^1$

素因数の和:246269

約数の個数: 24

約数和(自身を含む): 144793824

約数和(自身を除く): 80769604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 246247, 492494, 984988, 1231235, 2462470, 3201211, 4924940, 6402422, 12804844, 16006055, 32012110, 64024220]

約数ペア:

[(1, 64024220), (2, 32012110), (4, 16006055), (5, 12804844), (10, 6402422), (13, 4924940), (20, 3201211), (26, 2462470), (52, 1231235), (65, 984988), (130, 492494), (260, 246247)]