100208780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{715777}}^1$

素因数の和:715793

約数の個数: 24

約数和(自身を含む): 240501408

約数和(自身を除く): 140292628

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 715777, 1431554, 2863108, 3578885, 5010439, 7157770, 10020878, 14315540, 20041756, 25052195, 50104390, 100208780]

約数ペア:

[(1, 100208780), (2, 50104390), (4, 25052195), (5, 20041756), (7, 14315540), (10, 10020878), (14, 7157770), (20, 5010439), (28, 3578885), (35, 2863108), (70, 1431554), (140, 715777)]