222728200

素因数分解:

$2^3\times 5^2\times {\mathrm{197}}^1\times {\mathrm{5653}}^1$

素因数の和:5866

約数の個数: 48

約数和(自身を含む): 520563780

約数和(自身を除く): 297835580

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 197, 200, 394, 788, 985, 1576, 1970, 3940, 4925, 5653, 7880, 9850, 11306, 19700, 22612, 28265, 39400, 45224, 56530, 113060, 141325, 226120, 282650, 565300, 1113641, 1130600, 2227282, 4454564, 5568205, 8909128, 11136410, 22272820, 27841025, 44545640, 55682050, 111364100, 222728200]

約数ペア:

[(1, 222728200), (2, 111364100), (4, 55682050), (5, 44545640), (8, 27841025), (10, 22272820), (20, 11136410), (25, 8909128), (40, 5568205), (50, 4454564), (100, 2227282), (197, 1130600), (200, 1113641), (394, 565300), (788, 282650), (985, 226120), (1576, 141325), (1970, 113060), (3940, 56530), (4925, 45224), (5653, 39400), (7880, 28265), (9850, 22612), (11306, 19700)]