3125625

素因数分解:

$3^1\times 5^4\times {\mathrm{1667}}^1$

素因数の和:1690

約数の個数: 20

約数和(自身を含む): 5210832

約数和(自身を除く): 2085207

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1667, 1875, 5001, 8335, 25005, 41675, 125025, 208375, 625125, 1041875, 3125625]

約数ペア:

[(1, 3125625), (3, 1041875), (5, 625125), (15, 208375), (25, 125025), (75, 41675), (125, 25005), (375, 8335), (625, 5001), (1667, 1875)]