8609225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 11570688

約数和(自身を除く): 2961463

約数列:

[1, 5, 17, 25, 47, 85, 235, 425, 431, 799, 1175, 2155, 3995, 7327, 10775, 19975, 20257, 36635, 101285, 183175, 344369, 506425, 1721845, 8609225]

約数ペア:

[(1, 8609225), (5, 1721845), (17, 506425), (25, 344369), (47, 183175), (85, 101285), (235, 36635), (425, 20257), (431, 19975), (799, 10775), (1175, 7327), (2155, 3995)]