81396736

素因数分解:

$2^{10}\times {\mathrm{29}}^1\times {\mathrm{2741}}^1$

素因数の和:2790

約数の個数: 44

約数和(自身を含む): 168386220

約数和(自身を除く): 86989484

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 116, 128, 232, 256, 464, 512, 928, 1024, 1856, 2741, 3712, 5482, 7424, 10964, 14848, 21928, 29696, 43856, 79489, 87712, 158978, 175424, 317956, 350848, 635912, 701696, 1271824, 1403392, 2543648, 2806784, 5087296, 10174592, 20349184, 40698368, 81396736]

約数ペア:

[(1, 81396736), (2, 40698368), (4, 20349184), (8, 10174592), (16, 5087296), (29, 2806784), (32, 2543648), (58, 1403392), (64, 1271824), (116, 701696), (128, 635912), (232, 350848), (256, 317956), (464, 175424), (512, 158978), (928, 87712), (1024, 79489), (1856, 43856), (2741, 29696), (3712, 21928), (5482, 14848), (7424, 10964)]