81653504

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{10289}}^1$

素因数の和:10336

約数の個数: 36

約数和(自身を含む): 168262080

約数和(自身を除く): 86608576

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 10289, 20578, 41156, 82312, 164624, 318959, 329248, 637918, 658496, 1275836, 1316992, 2551672, 2633984, 5103344, 10206688, 20413376, 40826752, 81653504]

約数ペア:

[(1, 81653504), (2, 40826752), (4, 20413376), (8, 10206688), (16, 5103344), (31, 2633984), (32, 2551672), (62, 1316992), (64, 1275836), (124, 658496), (128, 637918), (248, 329248), (256, 318959), (496, 164624), (992, 82312), (1984, 41156), (3968, 20578), (7936, 10289)]