1278370469375

素因数分解:

$5^4\times {\mathrm{439}}^1\times {\mathrm{4659209}}^1$

素因数の和:4659668

約数の個数: 20

約数和(自身を含む): 1601090924400

約数和(自身を除く): 322720455025

約数列:

[1, 5, 25, 125, 439, 625, 2195, 10975, 54875, 274375, 4659209, 23296045, 116480225, 582401125, 2045392751, 2912005625, 10226963755, 51134818775, 255674093875, 1278370469375]

約数ペア:

[(1, 1278370469375), (5, 255674093875), (25, 51134818775), (125, 10226963755), (439, 2912005625), (625, 2045392751), (2195, 582401125), (10975, 116480225), (54875, 23296045), (274375, 4659209)]