25288835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 36082368

約数和(自身を除く): 10793533

約数列:

[1, 5, 11, 13, 55, 65, 113, 143, 313, 565, 715, 1243, 1469, 1565, 3443, 4069, 6215, 7345, 16159, 17215, 20345, 35369, 44759, 80795, 176845, 223795, 389059, 459797, 1945295, 2298985, 5057767, 25288835]

約数ペア:

[(1, 25288835), (5, 5057767), (11, 2298985), (13, 1945295), (55, 459797), (65, 389059), (113, 223795), (143, 176845), (313, 80795), (565, 44759), (715, 35369), (1243, 20345), (1469, 17215), (1565, 16159), (3443, 7345), (4069, 6215)]