90040636

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:539

約数の個数: 72

約数和(自身を含む): 197706096

約数和(自身を除く): 107665460

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 61, 68, 98, 119, 122, 196, 238, 244, 427, 443, 476, 833, 854, 886, 1037, 1666, 1708, 1772, 2074, 2989, 3101, 3332, 4148, 5978, 6202, 7259, 7531, 11956, 12404, 14518, 15062, 21707, 27023, 29036, 30124, 43414, 50813, 52717, 54046, 86828, 101626, 105434, 108092, 189161, 203252, 210868, 369019, 378322, 459391, 738038, 756644, 918782, 1324127, 1476076, 1837564, 2648254, 3215737, 5296508, 6431474, 12862948, 22510159, 45020318, 90040636]

約数ペア:

[(1, 90040636), (2, 45020318), (4, 22510159), (7, 12862948), (14, 6431474), (17, 5296508), (28, 3215737), (34, 2648254), (49, 1837564), (61, 1476076), (68, 1324127), (98, 918782), (119, 756644), (122, 738038), (196, 459391), (238, 378322), (244, 369019), (427, 210868), (443, 203252), (476, 189161), (833, 108092), (854, 105434), (886, 101626), (1037, 86828), (1666, 54046), (1708, 52717), (1772, 50813), (2074, 43414), (2989, 30124), (3101, 29036), (3332, 27023), (4148, 21707), (5978, 15062), (6202, 14518), (7259, 12404), (7531, 11956)]