26785915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1$

素因数の和:124

約数の個数: 48

約数和(自身を含む): 39019680

約数和(自身を除く): 12233765

約数列:

[1, 5, 13, 19, 23, 41, 65, 95, 115, 205, 247, 299, 437, 529, 533, 779, 943, 1235, 1495, 2185, 2645, 2665, 3895, 4715, 5681, 6877, 10051, 10127, 12259, 17917, 21689, 28405, 34385, 50255, 50635, 61295, 89585, 108445, 130663, 232921, 281957, 412091, 653315, 1164605, 1409785, 2060455, 5357183, 26785915]

約数ペア:

[(1, 26785915), (5, 5357183), (13, 2060455), (19, 1409785), (23, 1164605), (41, 653315), (65, 412091), (95, 281957), (115, 232921), (205, 130663), (247, 108445), (299, 89585), (437, 61295), (529, 50635), (533, 50255), (779, 34385), (943, 28405), (1235, 21689), (1495, 17917), (2185, 12259), (2645, 10127), (2665, 10051), (3895, 6877), (4715, 5681)]