210852100

素因数分解:

$2^2\times 5^2\times {\mathrm{2108521}}^1$

素因数の和:2108535

約数の個数: 18

約数和(自身を含む): 457549274

約数和(自身を除く): 246697174

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2108521, 4217042, 8434084, 10542605, 21085210, 42170420, 52713025, 105426050, 210852100]

約数ペア:

[(1, 210852100), (2, 105426050), (4, 52713025), (5, 42170420), (10, 21085210), (20, 10542605), (25, 8434084), (50, 4217042), (100, 2108521)]