209372750

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{28879}}^1$

素因数の和:28925

約数の個数: 32

約数和(自身を含む): 405475200

約数和(自身を除く): 196102450

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 125, 145, 250, 290, 725, 1450, 3625, 7250, 28879, 57758, 144395, 288790, 721975, 837491, 1443950, 1674982, 3609875, 4187455, 7219750, 8374910, 20937275, 41874550, 104686375, 209372750]

約数ペア:

[(1, 209372750), (2, 104686375), (5, 41874550), (10, 20937275), (25, 8374910), (29, 7219750), (50, 4187455), (58, 3609875), (125, 1674982), (145, 1443950), (250, 837491), (290, 721975), (725, 288790), (1450, 144395), (3625, 57758), (7250, 28879)]