2480025

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{769}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 4201120

約数和(自身を除く): 1721095

約数列:

[1, 3, 5, 15, 25, 43, 75, 129, 215, 645, 769, 1075, 2307, 3225, 3845, 11535, 19225, 33067, 57675, 99201, 165335, 496005, 826675, 2480025]

約数ペア:

[(1, 2480025), (3, 826675), (5, 496005), (15, 165335), (25, 99201), (43, 57675), (75, 33067), (129, 19225), (215, 11535), (645, 3845), (769, 3225), (1075, 2307)]