25126144

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{1609}}^1$

素因数の和:1686

約数の個数: 36

約数和(自身を含む): 51008020

約数和(自身を除く): 25881876

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1609, 1952, 3218, 3904, 6436, 7808, 12872, 15616, 25744, 51488, 98149, 102976, 196298, 205952, 392596, 411904, 785192, 1570384, 3140768, 6281536, 12563072, 25126144]

約数ペア:

[(1, 25126144), (2, 12563072), (4, 6281536), (8, 3140768), (16, 1570384), (32, 785192), (61, 411904), (64, 392596), (122, 205952), (128, 196298), (244, 102976), (256, 98149), (488, 51488), (976, 25744), (1609, 15616), (1952, 12872), (3218, 7808), (3904, 6436)]