201148900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 447861960

約数和(自身を除く): 246713060

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 97, 100, 178, 194, 233, 356, 388, 445, 466, 485, 890, 932, 970, 1165, 1780, 1940, 2225, 2330, 2425, 4450, 4660, 4850, 5825, 8633, 8900, 9700, 11650, 17266, 20737, 22601, 23300, 34532, 41474, 43165, 45202, 82948, 86330, 90404, 103685, 113005, 172660, 207370, 215825, 226010, 414740, 431650, 452020, 518425, 565025, 863300, 1036850, 1130050, 2011489, 2073700, 2260100, 4022978, 8045956, 10057445, 20114890, 40229780, 50287225, 100574450, 201148900]

約数ペア:

[(1, 201148900), (2, 100574450), (4, 50287225), (5, 40229780), (10, 20114890), (20, 10057445), (25, 8045956), (50, 4022978), (89, 2260100), (97, 2073700), (100, 2011489), (178, 1130050), (194, 1036850), (233, 863300), (356, 565025), (388, 518425), (445, 452020), (466, 431650), (485, 414740), (890, 226010), (932, 215825), (970, 207370), (1165, 172660), (1780, 113005), (1940, 103685), (2225, 90404), (2330, 86330), (2425, 82948), (4450, 45202), (4660, 43165), (4850, 41474), (5825, 34532), (8633, 23300), (8900, 22601), (9700, 20737), (11650, 17266)]