53217820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{811}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 119091168

約数和(自身を除く): 65873348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 193, 340, 386, 772, 811, 965, 1622, 1930, 3244, 3281, 3860, 4055, 6562, 8110, 13124, 13787, 16220, 16405, 27574, 32810, 55148, 65620, 68935, 137870, 156523, 275740, 313046, 626092, 782615, 1565230, 2660891, 3130460, 5321782, 10643564, 13304455, 26608910, 53217820]

約数ペア:

[(1, 53217820), (2, 26608910), (4, 13304455), (5, 10643564), (10, 5321782), (17, 3130460), (20, 2660891), (34, 1565230), (68, 782615), (85, 626092), (170, 313046), (193, 275740), (340, 156523), (386, 137870), (772, 68935), (811, 65620), (965, 55148), (1622, 32810), (1930, 27574), (3244, 16405), (3281, 16220), (3860, 13787), (4055, 13124), (6562, 8110)]