98724580

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{25057}}^1$

素因数の和:25263

約数の個数: 24

約数和(自身を含む): 208382328

約数和(自身を除く): 109657748

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 25057, 50114, 100228, 125285, 250570, 501140, 4936229, 9872458, 19744916, 24681145, 49362290, 98724580]

約数ペア:

[(1, 98724580), (2, 49362290), (4, 24681145), (5, 19744916), (10, 9872458), (20, 4936229), (197, 501140), (394, 250570), (788, 125285), (985, 100228), (1970, 50114), (3940, 25057)]