25421060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1697}}^1$

素因数の和:1820

約数の個数: 48

約数和(自身を含む): 61617024

約数和(自身を除く): 36195964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 1697, 2140, 2996, 3394, 3745, 6788, 7490, 8485, 11879, 14980, 16970, 23758, 33940, 47516, 59395, 118790, 181579, 237580, 363158, 726316, 907895, 1271053, 1815790, 2542106, 3631580, 5084212, 6355265, 12710530, 25421060]

約数ペア:

[(1, 25421060), (2, 12710530), (4, 6355265), (5, 5084212), (7, 3631580), (10, 2542106), (14, 1815790), (20, 1271053), (28, 907895), (35, 726316), (70, 363158), (107, 237580), (140, 181579), (214, 118790), (428, 59395), (535, 47516), (749, 33940), (1070, 23758), (1498, 16970), (1697, 14980), (2140, 11879), (2996, 8485), (3394, 7490), (3745, 6788)]