80254148

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{17341}}^1$

素因数の和:17447

約数の個数: 24

約数和(自身を含む): 152956440

約数和(自身を除く): 72702292

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 4628, 17341, 34682, 69364, 225433, 450866, 901732, 1543349, 3086698, 6173396, 20063537, 40127074, 80254148]

約数ペア:

[(1, 80254148), (2, 40127074), (4, 20063537), (13, 6173396), (26, 3086698), (52, 1543349), (89, 901732), (178, 450866), (356, 225433), (1157, 69364), (2314, 34682), (4628, 17341)]