40572500

素因数分解:

$2^2\times 5^4\times {\mathrm{16229}}^1$

素因数の和:16253

約数の個数: 30

約数和(自身を含む): 88729410

約数和(自身を除く): 48156910

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 16229, 32458, 64916, 81145, 162290, 324580, 405725, 811450, 1622900, 2028625, 4057250, 8114500, 10143125, 20286250, 40572500]

約数ペア:

[(1, 40572500), (2, 20286250), (4, 10143125), (5, 8114500), (10, 4057250), (20, 2028625), (25, 1622900), (50, 811450), (100, 405725), (125, 324580), (250, 162290), (500, 81145), (625, 64916), (1250, 32458), (2500, 16229)]