51495560

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{9397}}^1$

素因数の和:9545

約数の個数: 32

約数和(自身を含む): 116723160

約数和(自身を除く): 65227600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 5480, 9397, 18794, 37588, 46985, 75176, 93970, 187940, 375880, 1287389, 2574778, 5149556, 6436945, 10299112, 12873890, 25747780, 51495560]

約数ペア:

[(1, 51495560), (2, 25747780), (4, 12873890), (5, 10299112), (8, 6436945), (10, 5149556), (20, 2574778), (40, 1287389), (137, 375880), (274, 187940), (548, 93970), (685, 75176), (1096, 46985), (1370, 37588), (2740, 18794), (5480, 9397)]