80834860

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{30853}}^1$

素因数の和:30993

約数の個数: 24

約数和(自身を含む): 171054576

約数和(自身を除く): 90219716

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 30853, 61706, 123412, 154265, 308530, 617060, 4041743, 8083486, 16166972, 20208715, 40417430, 80834860]

約数ペア:

[(1, 80834860), (2, 40417430), (4, 20208715), (5, 16166972), (10, 8083486), (20, 4041743), (131, 617060), (262, 308530), (524, 154265), (655, 123412), (1310, 61706), (2620, 30853)]