25225700

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1693}}^1$

素因数の和:1856

約数の個数: 36

約数和(自身を含む): 55139700

約数和(自身を除く): 29914000

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1490, 1693, 2980, 3386, 3725, 6772, 7450, 8465, 14900, 16930, 33860, 42325, 84650, 169300, 252257, 504514, 1009028, 1261285, 2522570, 5045140, 6306425, 12612850, 25225700]

約数ペア:

[(1, 25225700), (2, 12612850), (4, 6306425), (5, 5045140), (10, 2522570), (20, 1261285), (25, 1009028), (50, 504514), (100, 252257), (149, 169300), (298, 84650), (596, 42325), (745, 33860), (1490, 16930), (1693, 14900), (2980, 8465), (3386, 7450), (3725, 6772)]