78025168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{375121}}^1$

素因数の和:375142

約数の個数: 20

約数和(自身を含む): 162802948

約数和(自身を除く): 84777780

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 375121, 750242, 1500484, 3000968, 4876573, 6001936, 9753146, 19506292, 39012584, 78025168]

約数ペア:

[(1, 78025168), (2, 39012584), (4, 19506292), (8, 9753146), (13, 6001936), (16, 4876573), (26, 3000968), (52, 1500484), (104, 750242), (208, 375121)]