788947456

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1973}}^1$

素因数の和:2073

約数の個数: 80

約数和(自身を含む): 1744763328

約数和(自身を除く): 955815872

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 71, 88, 128, 142, 176, 256, 284, 352, 512, 568, 704, 781, 1136, 1408, 1562, 1973, 2272, 2816, 3124, 3946, 4544, 5632, 6248, 7892, 9088, 12496, 15784, 18176, 21703, 24992, 31568, 36352, 43406, 49984, 63136, 86812, 99968, 126272, 140083, 173624, 199936, 252544, 280166, 347248, 399872, 505088, 560332, 694496, 1010176, 1120664, 1388992, 1540913, 2241328, 2777984, 3081826, 4482656, 5555968, 6163652, 8965312, 11111936, 12327304, 17930624, 24654608, 35861248, 49309216, 71722496, 98618432, 197236864, 394473728, 788947456]

約数ペア:

[(1, 788947456), (2, 394473728), (4, 197236864), (8, 98618432), (11, 71722496), (16, 49309216), (22, 35861248), (32, 24654608), (44, 17930624), (64, 12327304), (71, 11111936), (88, 8965312), (128, 6163652), (142, 5555968), (176, 4482656), (256, 3081826), (284, 2777984), (352, 2241328), (512, 1540913), (568, 1388992), (704, 1120664), (781, 1010176), (1136, 694496), (1408, 560332), (1562, 505088), (1973, 399872), (2272, 347248), (2816, 280166), (3124, 252544), (3946, 199936), (4544, 173624), (5632, 140083), (6248, 126272), (7892, 99968), (9088, 86812), (12496, 63136), (15784, 49984), (18176, 43406), (21703, 36352), (24992, 31568)]