2585625

素因数分解:

$3^1\times 5^4\times 7^1\times {\mathrm{197}}^1$

素因数の和:227

約数の個数: 40

約数和(自身を含む): 4948416

約数和(自身を除く): 2362791

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 125, 175, 197, 375, 525, 591, 625, 875, 985, 1379, 1875, 2625, 2955, 4137, 4375, 4925, 6895, 13125, 14775, 20685, 24625, 34475, 73875, 103425, 123125, 172375, 369375, 517125, 861875, 2585625]

約数ペア:

[(1, 2585625), (3, 861875), (5, 517125), (7, 369375), (15, 172375), (21, 123125), (25, 103425), (35, 73875), (75, 34475), (105, 24625), (125, 20685), (175, 14775), (197, 13125), (375, 6895), (525, 4925), (591, 4375), (625, 4137), (875, 2955), (985, 2625), (1379, 1875)]