51257456

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{45121}}^1$

素因数の和:45200

約数の個数: 20

約数和(自身を含む): 100712304

約数和(自身を除く): 49454848

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 45121, 90242, 180484, 360968, 721936, 3203591, 6407182, 12814364, 25628728, 51257456]

約数ペア:

[(1, 51257456), (2, 25628728), (4, 12814364), (8, 6407182), (16, 3203591), (71, 721936), (142, 360968), (284, 180484), (568, 90242), (1136, 45121)]