80265985

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1\times {\mathrm{569}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 97880400

約数和(自身を除く): 17614415

約数列:

[1, 5, 89, 317, 445, 569, 1585, 2845, 28213, 50641, 141065, 180373, 253205, 901865, 16053197, 80265985]

約数ペア:

[(1, 80265985), (5, 16053197), (89, 901865), (317, 253205), (445, 180373), (569, 141065), (1585, 50641), (2845, 28213)]