51498890

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{50989}}^1$

素因数の和:51097

約数の個数: 16

約数和(自身を含む): 93617640

約数和(自身を除く): 42118750

約数列:

[1, 2, 5, 10, 101, 202, 505, 1010, 50989, 101978, 254945, 509890, 5149889, 10299778, 25749445, 51498890]

約数ペア:

[(1, 51498890), (2, 25749445), (5, 10299778), (10, 5149889), (101, 509890), (202, 254945), (505, 101978), (1010, 50989)]