25127245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 35852544

約数和(自身を除く): 10725299

約数列:

[1, 5, 11, 13, 55, 65, 113, 143, 311, 565, 715, 1243, 1469, 1555, 3421, 4043, 6215, 7345, 16159, 17105, 20215, 35143, 44473, 80795, 175715, 222365, 386573, 456859, 1932865, 2284295, 5025449, 25127245]

約数ペア:

[(1, 25127245), (5, 5025449), (11, 2284295), (13, 1932865), (55, 456859), (65, 386573), (113, 222365), (143, 175715), (311, 80795), (565, 44473), (715, 35143), (1243, 20215), (1469, 17105), (1555, 16159), (3421, 7345), (4043, 6215)]