260625

素因数分解:

$3^1\times 5^4\times {\mathrm{139}}^1$

素因数の和:162

約数の個数: 20

約数和(自身を含む): 437360

約数和(自身を除く): 176735

約数列:

[1, 3, 5, 15, 25, 75, 125, 139, 375, 417, 625, 695, 1875, 2085, 3475, 10425, 17375, 52125, 86875, 260625]

約数ペア:

[(1, 260625), (3, 86875), (5, 52125), (15, 17375), (25, 10425), (75, 3475), (125, 2085), (139, 1875), (375, 695), (417, 625)]