425210

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:529

約数の個数: 16

約数和(自身を含む): 774792

約数和(自身を除く): 349582

約数列:

[1, 2, 5, 10, 101, 202, 421, 505, 842, 1010, 2105, 4210, 42521, 85042, 212605, 425210]

約数ペア:

[(1, 425210), (2, 212605), (5, 85042), (10, 42521), (101, 4210), (202, 2105), (421, 1010), (505, 842)]