200012855

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{28151}}^1$

素因数の和:28199

約数の個数: 24

約数和(自身を含む): 288839520

約数和(自身を除く): 88826665

約数列:

[1, 5, 7, 29, 35, 49, 145, 203, 245, 1015, 1421, 7105, 28151, 140755, 197057, 816379, 985285, 1379399, 4081895, 5714653, 6896995, 28573265, 40002571, 200012855]

約数ペア:

[(1, 200012855), (5, 40002571), (7, 28573265), (29, 6896995), (35, 5714653), (49, 4081895), (145, 1379399), (203, 985285), (245, 816379), (1015, 197057), (1421, 140755), (7105, 28151)]