28771250

素因数分解:

$2^1\times 5^4\times {\mathrm{23017}}^1$

素因数の和:23039

約数の個数: 20

約数和(自身を含む): 53931174

約数和(自身を除く): 25159924

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1250, 23017, 46034, 115085, 230170, 575425, 1150850, 2877125, 5754250, 14385625, 28771250]

約数ペア:

[(1, 28771250), (2, 14385625), (5, 5754250), (10, 2877125), (25, 1150850), (50, 575425), (125, 230170), (250, 115085), (625, 46034), (1250, 23017)]