4381025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 6026400

約数和(自身を除く): 1645375

約数列:

[1, 5, 11, 25, 55, 89, 179, 275, 445, 895, 979, 1969, 2225, 4475, 4895, 9845, 15931, 24475, 49225, 79655, 175241, 398275, 876205, 4381025]

約数ペア:

[(1, 4381025), (5, 876205), (11, 398275), (25, 175241), (55, 79655), (89, 49225), (179, 24475), (275, 15931), (445, 9845), (895, 4895), (979, 4475), (1969, 2225)]