81236544

素因数分解:

$2^6\times 3^1\times {\mathrm{523}}^1\times {\mathrm{809}}^1$

素因数の和:1347

約数の個数: 56

約数和(自身を含む): 215615520

約数和(自身を除く): 134378976

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 523, 809, 1046, 1569, 1618, 2092, 2427, 3138, 3236, 4184, 4854, 6276, 6472, 8368, 9708, 12552, 12944, 16736, 19416, 25104, 25888, 33472, 38832, 50208, 51776, 77664, 100416, 155328, 423107, 846214, 1269321, 1692428, 2538642, 3384856, 5077284, 6769712, 10154568, 13539424, 20309136, 27078848, 40618272, 81236544]

約数ペア:

[(1, 81236544), (2, 40618272), (3, 27078848), (4, 20309136), (6, 13539424), (8, 10154568), (12, 6769712), (16, 5077284), (24, 3384856), (32, 2538642), (48, 1692428), (64, 1269321), (96, 846214), (192, 423107), (523, 155328), (809, 100416), (1046, 77664), (1569, 51776), (1618, 50208), (2092, 38832), (2427, 33472), (3138, 25888), (3236, 25104), (4184, 19416), (4854, 16736), (6276, 12944), (6472, 12552), (8368, 9708)]