9777125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:182

約数の個数: 32

約数和(自身を含む): 13343616

約数和(自身を除く): 3566491

約数列:

[1, 5, 17, 25, 43, 85, 107, 125, 215, 425, 535, 731, 1075, 1819, 2125, 2675, 3655, 4601, 5375, 9095, 13375, 18275, 23005, 45475, 78217, 91375, 115025, 227375, 391085, 575125, 1955425, 9777125]

約数ペア:

[(1, 9777125), (5, 1955425), (17, 575125), (25, 391085), (43, 227375), (85, 115025), (107, 91375), (125, 78217), (215, 45475), (425, 23005), (535, 18275), (731, 13375), (1075, 9095), (1819, 5375), (2125, 4601), (2675, 3655)]