51937240

素因数分解:

$2^3\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4937}}^1$

素因数の和:5211

約数の個数: 32

約数和(自身を含む): 117326880

約数和(自身を除く): 65389640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 263, 526, 1052, 1315, 2104, 2630, 4937, 5260, 9874, 10520, 19748, 24685, 39496, 49370, 98740, 197480, 1298431, 2596862, 5193724, 6492155, 10387448, 12984310, 25968620, 51937240]

約数ペア:

[(1, 51937240), (2, 25968620), (4, 12984310), (5, 10387448), (8, 6492155), (10, 5193724), (20, 2596862), (40, 1298431), (263, 197480), (526, 98740), (1052, 49370), (1315, 39496), (2104, 24685), (2630, 19748), (4937, 10520), (5260, 9874)]