25291575

素因数分解:

$3^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:529

約数の個数: 48

約数和(自身を含む): 47095200

約数和(自身を除く): 21803625

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 89, 135, 225, 267, 421, 445, 675, 801, 1263, 1335, 2105, 2225, 2403, 3789, 4005, 6315, 6675, 10525, 11367, 12015, 18945, 20025, 31575, 37469, 56835, 60075, 94725, 112407, 187345, 284175, 337221, 562035, 936725, 1011663, 1686105, 2810175, 5058315, 8430525, 25291575]

約数ペア:

[(1, 25291575), (3, 8430525), (5, 5058315), (9, 2810175), (15, 1686105), (25, 1011663), (27, 936725), (45, 562035), (75, 337221), (89, 284175), (135, 187345), (225, 112407), (267, 94725), (421, 60075), (445, 56835), (675, 37469), (801, 31575), (1263, 20025), (1335, 18945), (2105, 12015), (2225, 11367), (2403, 10525), (3789, 6675), (4005, 6315)]