208598272

素因数分解:

$2^8\times {\mathrm{163}}^1\times {\mathrm{4999}}^1$

素因数の和:5178

約数の個数: 36

約数和(自身を含む): 419020000

約数和(自身を除く): 210421728

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 163, 256, 326, 652, 1304, 2608, 4999, 5216, 9998, 10432, 19996, 20864, 39992, 41728, 79984, 159968, 319936, 639872, 814837, 1279744, 1629674, 3259348, 6518696, 13037392, 26074784, 52149568, 104299136, 208598272]

約数ペア:

[(1, 208598272), (2, 104299136), (4, 52149568), (8, 26074784), (16, 13037392), (32, 6518696), (64, 3259348), (128, 1629674), (163, 1279744), (256, 814837), (326, 639872), (652, 319936), (1304, 159968), (2608, 79984), (4999, 41728), (5216, 39992), (9998, 20864), (10432, 19996)]