2561567325

素因数分解:

$3^1\times 5^2\times {\mathrm{643}}^1\times {\mathrm{53117}}^1$

素因数の和:53773

約数の個数: 24

約数和(自身を含む): 4241791008

約数和(自身を除く): 1680223683

約数列:

[1, 3, 5, 15, 25, 75, 643, 1929, 3215, 9645, 16075, 48225, 53117, 159351, 265585, 796755, 1327925, 3983775, 34154231, 102462693, 170771155, 512313465, 853855775, 2561567325]

約数ペア:

[(1, 2561567325), (3, 853855775), (5, 512313465), (15, 170771155), (25, 102462693), (75, 34154231), (643, 3983775), (1929, 1327925), (3215, 796755), (9645, 265585), (16075, 159351), (48225, 53117)]