25173385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 34110720

約数和(自身を除く): 8937335

約数列:

[1, 5, 19, 23, 41, 95, 115, 205, 281, 437, 779, 943, 1405, 2185, 3895, 4715, 5339, 6463, 11521, 17917, 26695, 32315, 57605, 89585, 122797, 218899, 264983, 613985, 1094495, 1324915, 5034677, 25173385]

約数ペア:

[(1, 25173385), (5, 5034677), (19, 1324915), (23, 1094495), (41, 613985), (95, 264983), (115, 218899), (205, 122797), (281, 89585), (437, 57605), (779, 32315), (943, 26695), (1405, 17917), (2185, 11521), (3895, 6463), (4715, 5339)]