84102100

素因数分解:

$2^2\times 5^2\times {\mathrm{841021}}^1$

素因数の和:841035

約数の個数: 18

約数和(自身を含む): 182501774

約数和(自身を除く): 98399674

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 841021, 1682042, 3364084, 4205105, 8410210, 16820420, 21025525, 42051050, 84102100]

約数ペア:

[(1, 84102100), (2, 42051050), (4, 21025525), (5, 16820420), (10, 8410210), (20, 4205105), (25, 3364084), (50, 1682042), (100, 841021)]