8261425

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 10713600

約数和(自身を除く): 2452175

約数列:

[1, 5, 25, 47, 79, 89, 235, 395, 445, 1175, 1975, 2225, 3713, 4183, 7031, 18565, 20915, 35155, 92825, 104575, 175775, 330457, 1652285, 8261425]

約数ペア:

[(1, 8261425), (5, 1652285), (25, 330457), (47, 175775), (79, 104575), (89, 92825), (235, 35155), (395, 20915), (445, 18565), (1175, 7031), (1975, 4183), (2225, 3713)]