209245175

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{4813}}^1$

素因数の和:4907

約数の個数: 24

約数和(自身を含む): 272202816

約数和(自身を除く): 62957641

約数列:

[1, 5, 25, 37, 47, 185, 235, 925, 1175, 1739, 4813, 8695, 24065, 43475, 120325, 178081, 226211, 890405, 1131055, 4452025, 5655275, 8369807, 41849035, 209245175]

約数ペア:

[(1, 209245175), (5, 41849035), (25, 8369807), (37, 5655275), (47, 4452025), (185, 1131055), (235, 890405), (925, 226211), (1175, 178081), (1739, 120325), (4813, 43475), (8695, 24065)]