81713568

素因数分解:

$2^5\times 3^1\times {\mathrm{479}}^1\times {\mathrm{1777}}^1$

素因数の和:2269

約数の個数: 48

約数和(自身を含む): 215066880

約数和(自身を除く): 133353312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 479, 958, 1437, 1777, 1916, 2874, 3554, 3832, 5331, 5748, 7108, 7664, 10662, 11496, 14216, 15328, 21324, 22992, 28432, 42648, 45984, 56864, 85296, 170592, 851183, 1702366, 2553549, 3404732, 5107098, 6809464, 10214196, 13618928, 20428392, 27237856, 40856784, 81713568]

約数ペア:

[(1, 81713568), (2, 40856784), (3, 27237856), (4, 20428392), (6, 13618928), (8, 10214196), (12, 6809464), (16, 5107098), (24, 3404732), (32, 2553549), (48, 1702366), (96, 851183), (479, 170592), (958, 85296), (1437, 56864), (1777, 45984), (1916, 42648), (2874, 28432), (3554, 22992), (3832, 21324), (5331, 15328), (5748, 14216), (7108, 11496), (7664, 10662)]