289765225

素因数分解:

$5^2\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{1301}}^1$

素因数の和:1521

約数の個数: 24

約数和(自身を含む): 368101440

約数和(自身を除く): 78336215

約数列:

[1, 5, 25, 59, 151, 295, 755, 1301, 1475, 3775, 6505, 8909, 32525, 44545, 76759, 196451, 222725, 383795, 982255, 1918975, 4911275, 11590609, 57953045, 289765225]

約数ペア:

[(1, 289765225), (5, 57953045), (25, 11590609), (59, 4911275), (151, 1918975), (295, 982255), (755, 383795), (1301, 222725), (1475, 196451), (3775, 76759), (6505, 44545), (8909, 32525)]