209284255

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{809}}^1\times {\mathrm{1669}}^1$

素因数の和:2514

約数の個数: 16

約数和(自身を含む): 259718400

約数和(自身を除く): 50434145

約数列:

[1, 5, 31, 155, 809, 1669, 4045, 8345, 25079, 51739, 125395, 258695, 1350221, 6751105, 41856851, 209284255]

約数ペア:

[(1, 209284255), (5, 41856851), (31, 6751105), (155, 1350221), (809, 258695), (1669, 125395), (4045, 51739), (8345, 25079)]