4989925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:285

約数の個数: 24

約数和(自身を含む): 6696000

約数和(自身を除く): 1706075

約数列:

[1, 5, 17, 25, 59, 85, 199, 295, 425, 995, 1003, 1475, 3383, 4975, 5015, 11741, 16915, 25075, 58705, 84575, 199597, 293525, 997985, 4989925]

約数ペア:

[(1, 4989925), (5, 997985), (17, 293525), (25, 199597), (59, 84575), (85, 58705), (199, 25075), (295, 16915), (425, 11741), (995, 5015), (1003, 4975), (1475, 3383)]