8272105

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:764

約数の個数: 16

約数和(自身を含む): 10400400

約数和(自身を除く): 2128295

約数列:

[1, 5, 29, 89, 145, 445, 641, 2581, 3205, 12905, 18589, 57049, 92945, 285245, 1654421, 8272105]

約数ペア:

[(1, 8272105), (5, 1654421), (29, 285245), (89, 92945), (145, 57049), (445, 18589), (641, 12905), (2581, 3205)]