427001875

素因数分解:

$5^4\times {\mathrm{547}}^1\times {\mathrm{1249}}^1$

素因数の和:1816

約数の個数: 20

約数和(自身を含む): 534985000

約数和(自身を除く): 107983125

約数列:

[1, 5, 25, 125, 547, 625, 1249, 2735, 6245, 13675, 31225, 68375, 156125, 341875, 683203, 780625, 3416015, 17080075, 85400375, 427001875]

約数ペア:

[(1, 427001875), (5, 85400375), (25, 17080075), (125, 3416015), (547, 780625), (625, 683203), (1249, 341875), (2735, 156125), (6245, 68375), (13675, 31225)]