53781040

素因数分解:

$2^4\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1229}}^1$

素因数の和:1789

約数の個数: 40

約数和(自身を含む): 125371440

約数和(自身を除く): 71590400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 547, 1094, 1229, 2188, 2458, 2735, 4376, 4916, 5470, 6145, 8752, 9832, 10940, 12290, 19664, 21880, 24580, 43760, 49160, 98320, 672263, 1344526, 2689052, 3361315, 5378104, 6722630, 10756208, 13445260, 26890520, 53781040]

約数ペア:

[(1, 53781040), (2, 26890520), (4, 13445260), (5, 10756208), (8, 6722630), (10, 5378104), (16, 3361315), (20, 2689052), (40, 1344526), (80, 672263), (547, 98320), (1094, 49160), (1229, 43760), (2188, 24580), (2458, 21880), (2735, 19664), (4376, 12290), (4916, 10940), (5470, 9832), (6145, 8752)]