16143875

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 22464000

約数和(自身を除く): 6320125

約数列:

[1, 5, 11, 25, 55, 59, 125, 199, 275, 295, 649, 995, 1375, 1475, 2189, 3245, 4975, 7375, 10945, 11741, 16225, 24875, 54725, 58705, 81125, 129151, 273625, 293525, 645755, 1467625, 3228775, 16143875]

約数ペア:

[(1, 16143875), (5, 3228775), (11, 1467625), (25, 645755), (55, 293525), (59, 273625), (125, 129151), (199, 81125), (275, 58705), (295, 54725), (649, 24875), (995, 16225), (1375, 11741), (1475, 10945), (2189, 7375), (3245, 4975)]