200950225

素因数分解:

$5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{4001}}^1$

素因数の和:4066

約数の個数: 36

約数和(自身を含む): 297004428

約数和(自身を除く): 96054203

約数列:

[1, 5, 7, 25, 35, 41, 49, 175, 205, 245, 287, 1025, 1225, 1435, 2009, 4001, 7175, 10045, 20005, 28007, 50225, 100025, 140035, 164041, 196049, 700175, 820205, 980245, 1148287, 4101025, 4901225, 5741435, 8038009, 28707175, 40190045, 200950225]

約数ペア:

[(1, 200950225), (5, 40190045), (7, 28707175), (25, 8038009), (35, 5741435), (41, 4901225), (49, 4101025), (175, 1148287), (205, 980245), (245, 820205), (287, 700175), (1025, 196049), (1225, 164041), (1435, 140035), (2009, 100025), (4001, 50225), (7175, 28007), (10045, 20005)]