67288900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1109

約数の個数: 72

約数和(自身を含む): 168766976

約数和(自身を除く): 101478076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 97, 100, 140, 175, 194, 350, 388, 485, 679, 700, 970, 991, 1358, 1940, 1982, 2425, 2716, 3395, 3964, 4850, 4955, 6790, 6937, 9700, 9910, 13580, 13874, 16975, 19820, 24775, 27748, 33950, 34685, 49550, 67900, 69370, 96127, 99100, 138740, 173425, 192254, 346850, 384508, 480635, 672889, 693700, 961270, 1345778, 1922540, 2403175, 2691556, 3364445, 4806350, 6728890, 9612700, 13457780, 16822225, 33644450, 67288900]

約数ペア:

[(1, 67288900), (2, 33644450), (4, 16822225), (5, 13457780), (7, 9612700), (10, 6728890), (14, 4806350), (20, 3364445), (25, 2691556), (28, 2403175), (35, 1922540), (50, 1345778), (70, 961270), (97, 693700), (100, 672889), (140, 480635), (175, 384508), (194, 346850), (350, 192254), (388, 173425), (485, 138740), (679, 99100), (700, 96127), (970, 69370), (991, 67900), (1358, 49550), (1940, 34685), (1982, 33950), (2425, 27748), (2716, 24775), (3395, 19820), (3964, 16975), (4850, 13874), (4955, 13580), (6790, 9910), (6937, 9700)]