129021824

素因数分解:

$2^7\times {\mathrm{397}}^1\times {\mathrm{2539}}^1$

素因数の和:2950

約数の個数: 32

約数和(自身を含む): 257784600

約数和(自身を除く): 128762776

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 397, 794, 1588, 2539, 3176, 5078, 6352, 10156, 12704, 20312, 25408, 40624, 50816, 81248, 162496, 324992, 1007983, 2015966, 4031932, 8063864, 16127728, 32255456, 64510912, 129021824]

約数ペア:

[(1, 129021824), (2, 64510912), (4, 32255456), (8, 16127728), (16, 8063864), (32, 4031932), (64, 2015966), (128, 1007983), (397, 324992), (794, 162496), (1588, 81248), (2539, 50816), (3176, 40624), (5078, 25408), (6352, 20312), (10156, 12704)]