25313795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:339

約数の個数: 32

約数和(自身を含む): 34944000

約数和(自身を除く): 9630205

約数列:

[1, 5, 13, 19, 65, 95, 103, 199, 247, 515, 995, 1235, 1339, 1957, 2587, 3781, 6695, 9785, 12935, 18905, 20497, 25441, 49153, 102485, 127205, 245765, 266461, 389443, 1332305, 1947215, 5062759, 25313795]

約数ペア:

[(1, 25313795), (5, 5062759), (13, 1947215), (19, 1332305), (65, 389443), (95, 266461), (103, 245765), (199, 127205), (247, 102485), (515, 49153), (995, 25441), (1235, 20497), (1339, 18905), (1957, 12935), (2587, 9785), (3781, 6695)]