81750272

素因数分解:

$2^8\times {\mathrm{197}}^1\times {\mathrm{1621}}^1$

素因数の和:1834

約数の個数: 36

約数和(自身を含む): 164110716

約数和(自身を除く): 82360444

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 197, 256, 394, 788, 1576, 1621, 3152, 3242, 6304, 6484, 12608, 12968, 25216, 25936, 50432, 51872, 103744, 207488, 319337, 414976, 638674, 1277348, 2554696, 5109392, 10218784, 20437568, 40875136, 81750272]

約数ペア:

[(1, 81750272), (2, 40875136), (4, 20437568), (8, 10218784), (16, 5109392), (32, 2554696), (64, 1277348), (128, 638674), (197, 414976), (256, 319337), (394, 207488), (788, 103744), (1576, 51872), (1621, 50432), (3152, 25936), (3242, 25216), (6304, 12968), (6484, 12608)]