260096225

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1051}}^1$

素因数の和:1601

約数の個数: 24

約数和(自身を含む): 340469280

約数和(自身を除く): 80373055

約数列:

[1, 5, 19, 25, 95, 475, 521, 1051, 2605, 5255, 9899, 13025, 19969, 26275, 49495, 99845, 247475, 499225, 547571, 2737855, 10403849, 13689275, 52019245, 260096225]

約数ペア:

[(1, 260096225), (5, 52019245), (19, 13689275), (25, 10403849), (95, 2737855), (475, 547571), (521, 499225), (1051, 247475), (2605, 99845), (5255, 49495), (9899, 26275), (13025, 19969)]