65696380

素因数分解:

$2^2\times 5^1\times {\mathrm{647}}^1\times {\mathrm{5077}}^1$

素因数の和:5733

約数の個数: 24

約数和(自身を含む): 138202848

約数和(自身を除く): 72506468

約数列:

[1, 2, 4, 5, 10, 20, 647, 1294, 2588, 3235, 5077, 6470, 10154, 12940, 20308, 25385, 50770, 101540, 3284819, 6569638, 13139276, 16424095, 32848190, 65696380]

約数ペア:

[(1, 65696380), (2, 32848190), (4, 16424095), (5, 13139276), (10, 6569638), (20, 3284819), (647, 101540), (1294, 50770), (2588, 25385), (3235, 20308), (5077, 12940), (6470, 10154)]