26281875

素因数分解:

$3^1\times 5^4\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 40

約数和(自身を含む): 44535744

約数和(自身を除く): 18253869

約数列:

[1, 3, 5, 15, 25, 75, 107, 125, 131, 321, 375, 393, 535, 625, 655, 1605, 1875, 1965, 2675, 3275, 8025, 9825, 13375, 14017, 16375, 40125, 42051, 49125, 66875, 70085, 81875, 200625, 210255, 245625, 350425, 1051275, 1752125, 5256375, 8760625, 26281875]

約数ペア:

[(1, 26281875), (3, 8760625), (5, 5256375), (15, 1752125), (25, 1051275), (75, 350425), (107, 245625), (125, 210255), (131, 200625), (321, 81875), (375, 70085), (393, 66875), (535, 49125), (625, 42051), (655, 40125), (1605, 16375), (1875, 14017), (1965, 13375), (2675, 9825), (3275, 8025)]