42301700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:214

約数の個数: 108

約数和(自身を含む): 109094580

約数和(自身を除く): 66792880

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 89, 97, 98, 100, 140, 175, 178, 194, 196, 245, 350, 356, 388, 445, 485, 490, 623, 679, 700, 890, 970, 980, 1225, 1246, 1358, 1780, 1940, 2225, 2425, 2450, 2492, 2716, 3115, 3395, 4361, 4450, 4753, 4850, 4900, 6230, 6790, 8633, 8722, 8900, 9506, 9700, 12460, 13580, 15575, 16975, 17266, 17444, 19012, 21805, 23765, 31150, 33950, 34532, 43165, 43610, 47530, 60431, 62300, 67900, 86330, 87220, 95060, 109025, 118825, 120862, 172660, 215825, 218050, 237650, 241724, 302155, 423017, 431650, 436100, 475300, 604310, 846034, 863300, 1208620, 1510775, 1692068, 2115085, 3021550, 4230170, 6043100, 8460340, 10575425, 21150850, 42301700]

約数ペア:

[(1, 42301700), (2, 21150850), (4, 10575425), (5, 8460340), (7, 6043100), (10, 4230170), (14, 3021550), (20, 2115085), (25, 1692068), (28, 1510775), (35, 1208620), (49, 863300), (50, 846034), (70, 604310), (89, 475300), (97, 436100), (98, 431650), (100, 423017), (140, 302155), (175, 241724), (178, 237650), (194, 218050), (196, 215825), (245, 172660), (350, 120862), (356, 118825), (388, 109025), (445, 95060), (485, 87220), (490, 86330), (623, 67900), (679, 62300), (700, 60431), (890, 47530), (970, 43610), (980, 43165), (1225, 34532), (1246, 33950), (1358, 31150), (1780, 23765), (1940, 21805), (2225, 19012), (2425, 17444), (2450, 17266), (2492, 16975), (2716, 15575), (3115, 13580), (3395, 12460), (4361, 9700), (4450, 9506), (4753, 8900), (4850, 8722), (4900, 8633), (6230, 6790)]