8344375

素因数分解:

$5^4\times {\mathrm{13}}^2\times {\mathrm{79}}^1$

素因数の和:125

約数の個数: 30

約数和(自身を含む): 11433840

約数和(自身を除く): 3089465

約数列:

[1, 5, 13, 25, 65, 79, 125, 169, 325, 395, 625, 845, 1027, 1625, 1975, 4225, 5135, 8125, 9875, 13351, 21125, 25675, 49375, 66755, 105625, 128375, 333775, 641875, 1668875, 8344375]

約数ペア:

[(1, 8344375), (5, 1668875), (13, 641875), (25, 333775), (65, 128375), (79, 105625), (125, 66755), (169, 49375), (325, 25675), (395, 21125), (625, 13351), (845, 9875), (1027, 8125), (1625, 5135), (1975, 4225)]