201050075

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{27827}}^1$

素因数の和:27871

約数の個数: 18

約数和(自身を含む): 264839076

約数和(自身を除く): 63789001

約数列:

[1, 5, 17, 25, 85, 289, 425, 1445, 7225, 27827, 139135, 473059, 695675, 2365295, 8042003, 11826475, 40210015, 201050075]

約数ペア:

[(1, 201050075), (5, 40210015), (17, 11826475), (25, 8042003), (85, 2365295), (289, 695675), (425, 473059), (1445, 139135), (7225, 27827)]