166828225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2269}}^1$

素因数の和:2469

約数の個数: 24

約数和(自身を含む): 220398840

約数和(自身を除く): 53570615

約数列:

[1, 5, 17, 25, 85, 173, 425, 865, 2269, 2941, 4325, 11345, 14705, 38573, 56725, 73525, 192865, 392537, 964325, 1962685, 6673129, 9813425, 33365645, 166828225]

約数ペア:

[(1, 166828225), (5, 33365645), (17, 9813425), (25, 6673129), (85, 1962685), (173, 964325), (425, 392537), (865, 192865), (2269, 73525), (2941, 56725), (4325, 38573), (11345, 14705)]