2688575

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:155

約数の個数: 24

約数和(自身を含む): 3551856

約数和(自身を除く): 863281

約数列:

[1, 5, 25, 41, 43, 61, 205, 215, 305, 1025, 1075, 1525, 1763, 2501, 2623, 8815, 12505, 13115, 44075, 62525, 65575, 107543, 537715, 2688575]

約数ペア:

[(1, 2688575), (5, 537715), (25, 107543), (41, 65575), (43, 62525), (61, 44075), (205, 13115), (215, 12505), (305, 8815), (1025, 2623), (1075, 2501), (1525, 1763)]