207288005

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{2801}}^1$

素因数の和:2885

約数の個数: 24

約数和(自身を含む): 269025624

約数和(自身を除く): 61737619

約数列:

[1, 5, 19, 41, 95, 205, 361, 779, 1805, 2801, 3895, 14005, 14801, 53219, 74005, 114841, 266095, 574205, 1011161, 2181979, 5055805, 10909895, 41457601, 207288005]

約数ペア:

[(1, 207288005), (5, 41457601), (19, 10909895), (41, 5055805), (95, 2181979), (205, 1011161), (361, 574205), (779, 266095), (1805, 114841), (2801, 74005), (3895, 53219), (14005, 14801)]