26388215

素因数分解:

$5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 39299904

約数和(自身を除く): 12911689

約数列:

[1, 5, 7, 35, 37, 41, 49, 71, 185, 205, 245, 259, 287, 355, 497, 1295, 1435, 1517, 1813, 2009, 2485, 2627, 2911, 3479, 7585, 9065, 10045, 10619, 13135, 14555, 17395, 18389, 20377, 53095, 74333, 91945, 101885, 107707, 128723, 142639, 371665, 538535, 643615, 713195, 753949, 3769745, 5277643, 26388215]

約数ペア:

[(1, 26388215), (5, 5277643), (7, 3769745), (35, 753949), (37, 713195), (41, 643615), (49, 538535), (71, 371665), (185, 142639), (205, 128723), (245, 107707), (259, 101885), (287, 91945), (355, 74333), (497, 53095), (1295, 20377), (1435, 18389), (1517, 17395), (1813, 14555), (2009, 13135), (2485, 10619), (2627, 10045), (2911, 9065), (3479, 7585)]