81883648

素因数分解:

$2^9\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:134

約数の個数: 160

約数和(自身を含む): 213700608

約数和(自身を除く): 131816960

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 32, 44, 56, 62, 64, 67, 77, 88, 112, 124, 128, 134, 154, 176, 217, 224, 248, 256, 268, 308, 341, 352, 434, 448, 469, 496, 512, 536, 616, 682, 704, 737, 868, 896, 938, 992, 1072, 1232, 1364, 1408, 1474, 1736, 1792, 1876, 1984, 2077, 2144, 2387, 2464, 2728, 2816, 2948, 3472, 3584, 3752, 3968, 4154, 4288, 4774, 4928, 5159, 5456, 5632, 5896, 6944, 7504, 7936, 8308, 8576, 9548, 9856, 10318, 10912, 11792, 13888, 14539, 15008, 15872, 16616, 17152, 19096, 19712, 20636, 21824, 22847, 23584, 27776, 29078, 30016, 33232, 34304, 38192, 39424, 41272, 43648, 45694, 47168, 55552, 58156, 60032, 66464, 76384, 82544, 87296, 91388, 94336, 111104, 116312, 120064, 132928, 152768, 159929, 165088, 174592, 182776, 188672, 232624, 240128, 265856, 305536, 319858, 330176, 365552, 377344, 465248, 531712, 611072, 639716, 660352, 731104, 930496, 1063424, 1222144, 1279432, 1320704, 1462208, 1860992, 2558864, 2641408, 2924416, 3721984, 5117728, 5848832, 7443968, 10235456, 11697664, 20470912, 40941824, 81883648]

約数ペア:

[(1, 81883648), (2, 40941824), (4, 20470912), (7, 11697664), (8, 10235456), (11, 7443968), (14, 5848832), (16, 5117728), (22, 3721984), (28, 2924416), (31, 2641408), (32, 2558864), (44, 1860992), (56, 1462208), (62, 1320704), (64, 1279432), (67, 1222144), (77, 1063424), (88, 930496), (112, 731104), (124, 660352), (128, 639716), (134, 611072), (154, 531712), (176, 465248), (217, 377344), (224, 365552), (248, 330176), (256, 319858), (268, 305536), (308, 265856), (341, 240128), (352, 232624), (434, 188672), (448, 182776), (469, 174592), (496, 165088), (512, 159929), (536, 152768), (616, 132928), (682, 120064), (704, 116312), (737, 111104), (868, 94336), (896, 91388), (938, 87296), (992, 82544), (1072, 76384), (1232, 66464), (1364, 60032), (1408, 58156), (1474, 55552), (1736, 47168), (1792, 45694), (1876, 43648), (1984, 41272), (2077, 39424), (2144, 38192), (2387, 34304), (2464, 33232), (2728, 30016), (2816, 29078), (2948, 27776), (3472, 23584), (3584, 22847), (3752, 21824), (3968, 20636), (4154, 19712), (4288, 19096), (4774, 17152), (4928, 16616), (5159, 15872), (5456, 15008), (5632, 14539), (5896, 13888), (6944, 11792), (7504, 10912), (7936, 10318), (8308, 9856), (8576, 9548)]