2878125

素因数分解:

$3^1\times 5^5\times {\mathrm{307}}^1$

素因数の和:335

約数の個数: 24

約数和(自身を含む): 4812192

約数和(自身を除く): 1934067

約数列:

[1, 3, 5, 15, 25, 75, 125, 307, 375, 625, 921, 1535, 1875, 3125, 4605, 7675, 9375, 23025, 38375, 115125, 191875, 575625, 959375, 2878125]

約数ペア:

[(1, 2878125), (3, 959375), (5, 575625), (15, 191875), (25, 115125), (75, 38375), (125, 23025), (307, 9375), (375, 7675), (625, 4605), (921, 3125), (1535, 1875)]