28851250

素因数分解:

$2^1\times 5^4\times {\mathrm{23081}}^1$

素因数の和:23103

約数の個数: 20

約数和(自身を含む): 54081126

約数和(自身を除く): 25229876

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 23081, 46162, 115405, 230810, 577025, 1154050, 2885125, 5770250, 14425625, 28851250]

約数ペア:

[(1, 28851250), (2, 14425625), (5, 5770250), (10, 2885125), (25, 1154050), (50, 577025), (125, 230810), (250, 115405), (625, 46162), (1250, 23081)]