64143635

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 84369600

約数和(自身を除く): 20225965

約数列:

[1, 5, 17, 61, 85, 89, 139, 305, 445, 695, 1037, 1513, 2363, 5185, 5429, 7565, 8479, 11815, 12371, 27145, 42395, 61855, 92293, 144143, 210307, 461465, 720715, 754631, 1051535, 3773155, 12828727, 64143635]

約数ペア:

[(1, 64143635), (5, 12828727), (17, 3773155), (61, 1051535), (85, 754631), (89, 720715), (139, 461465), (305, 210307), (445, 144143), (695, 92293), (1037, 61855), (1513, 42395), (2363, 27145), (5185, 12371), (5429, 11815), (7565, 8479)]