82272500

素因数分解:

$2^2\times 5^4\times {\mathrm{32909}}^1$

素因数の和:32933

約数の個数: 30

約数和(自身を含む): 179918970

約数和(自身を除く): 97646470

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 32909, 65818, 131636, 164545, 329090, 658180, 822725, 1645450, 3290900, 4113625, 8227250, 16454500, 20568125, 41136250, 82272500]

約数ペア:

[(1, 82272500), (2, 41136250), (4, 20568125), (5, 16454500), (10, 8227250), (20, 4113625), (25, 3290900), (50, 1645450), (100, 822725), (125, 658180), (250, 329090), (500, 164545), (625, 131636), (1250, 65818), (2500, 32909)]