164022500

素因数分解:

$2^2\times 5^4\times {\mathrm{65609}}^1$

素因数の和:65633

約数の個数: 30

約数和(自身を含む): 358689870

約数和(自身を除く): 194667370

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 625, 1250, 2500, 65609, 131218, 262436, 328045, 656090, 1312180, 1640225, 3280450, 6560900, 8201125, 16402250, 32804500, 41005625, 82011250, 164022500]

約数ペア:

[(1, 164022500), (2, 82011250), (4, 41005625), (5, 32804500), (10, 16402250), (20, 8201125), (25, 6560900), (50, 3280450), (100, 1640225), (125, 1312180), (250, 656090), (500, 328045), (625, 262436), (1250, 131218), (2500, 65609)]