81980032

素因数分解:

$2^7\times {\mathrm{47}}^1\times {\mathrm{13627}}^1$

素因数の和:13688

約数の個数: 32

約数和(自身を含む): 166806720

約数和(自身を除く): 84826688

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 376, 752, 1504, 3008, 6016, 13627, 27254, 54508, 109016, 218032, 436064, 640469, 872128, 1280938, 1744256, 2561876, 5123752, 10247504, 20495008, 40990016, 81980032]

約数ペア:

[(1, 81980032), (2, 40990016), (4, 20495008), (8, 10247504), (16, 5123752), (32, 2561876), (47, 1744256), (64, 1280938), (94, 872128), (128, 640469), (188, 436064), (376, 218032), (752, 109016), (1504, 54508), (3008, 27254), (6016, 13627)]