680704225

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{10607}}^1$

素因数の和:10785

約数の個数: 24

約数和(自身を含む): 899728128

約数和(自身を除く): 219023903

約数列:

[1, 5, 17, 25, 85, 151, 425, 755, 2567, 3775, 10607, 12835, 53035, 64175, 180319, 265175, 901595, 1601657, 4507975, 8008285, 27228169, 40041425, 136140845, 680704225]

約数ペア:

[(1, 680704225), (5, 136140845), (17, 40041425), (25, 27228169), (85, 8008285), (151, 4507975), (425, 1601657), (755, 901595), (2567, 265175), (3775, 180319), (10607, 64175), (12835, 53035)]