6681425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:305

約数の個数: 24

約数和(自身を含む): 8928000

約数和(自身を除く): 2246575

約数列:

[1, 5, 17, 25, 79, 85, 199, 395, 425, 995, 1343, 1975, 3383, 4975, 6715, 15721, 16915, 33575, 78605, 84575, 267257, 393025, 1336285, 6681425]

約数ペア:

[(1, 6681425), (5, 1336285), (17, 393025), (25, 267257), (79, 84575), (85, 78605), (199, 33575), (395, 16915), (425, 15721), (995, 6715), (1343, 4975), (1975, 3383)]