55780096

素因数分解:

$2^8\times {\mathrm{109}}^1\times {\mathrm{1999}}^1$

素因数の和:2124

約数の個数: 36

約数和(自身を含む): 112420000

約数和(自身を除く): 56639904

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 256, 436, 872, 1744, 1999, 3488, 3998, 6976, 7996, 13952, 15992, 27904, 31984, 63968, 127936, 217891, 255872, 435782, 511744, 871564, 1743128, 3486256, 6972512, 13945024, 27890048, 55780096]

約数ペア:

[(1, 55780096), (2, 27890048), (4, 13945024), (8, 6972512), (16, 3486256), (32, 1743128), (64, 871564), (109, 511744), (128, 435782), (218, 255872), (256, 217891), (436, 127936), (872, 63968), (1744, 31984), (1999, 27904), (3488, 15992), (3998, 13952), (6976, 7996)]