20803548875

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{380843}}^1$

素因数の和:380900

約数の個数: 32

約数和(自身を含む): 28517598720

約数和(自身を除く): 7714049845

約数列:

[1, 5, 19, 23, 25, 95, 115, 125, 437, 475, 575, 2185, 2375, 2875, 10925, 54625, 380843, 1904215, 7236017, 8759389, 9521075, 36180085, 43796945, 47605375, 166428391, 180900425, 218984725, 832141955, 904502125, 1094923625, 4160709775, 20803548875]

約数ペア:

[(1, 20803548875), (5, 4160709775), (19, 1094923625), (23, 904502125), (25, 832141955), (95, 218984725), (115, 180900425), (125, 166428391), (437, 47605375), (475, 43796945), (575, 36180085), (2185, 9521075), (2375, 8759389), (2875, 7236017), (10925, 1904215), (54625, 380843)]