87564305

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1\times {\mathrm{1423}}^1$

素因数の和:1856

約数の個数: 16

約数和(自身を含む): 108816384

約数和(自身を除く): 21252079

約数列:

[1, 5, 31, 155, 397, 1423, 1985, 7115, 12307, 44113, 61535, 220565, 564931, 2824655, 17512861, 87564305]

約数ペア:

[(1, 87564305), (5, 17512861), (31, 2824655), (155, 564931), (397, 220565), (1423, 61535), (1985, 44113), (7115, 12307)]