213510100

素因数分解:

$2^2\times 5^2\times {\mathrm{2135101}}^1$

素因数の和:2135115

約数の個数: 18

約数和(自身を含む): 463317134

約数和(自身を除く): 249807034

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2135101, 4270202, 8540404, 10675505, 21351010, 42702020, 53377525, 106755050, 213510100]

約数ペア:

[(1, 213510100), (2, 106755050), (4, 53377525), (5, 42702020), (10, 21351010), (20, 10675505), (25, 8540404), (50, 4270202), (100, 2135101)]