129831424

素因数分解:

$2^9\times {\mathrm{61}}^1\times {\mathrm{4157}}^1$

素因数の和:4236

約数の個数: 40

約数和(自身を含む): 263725308

約数和(自身を除く): 133893884

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 512, 976, 1952, 3904, 4157, 7808, 8314, 15616, 16628, 31232, 33256, 66512, 133024, 253577, 266048, 507154, 532096, 1014308, 1064192, 2028616, 2128384, 4057232, 8114464, 16228928, 32457856, 64915712, 129831424]

約数ペア:

[(1, 129831424), (2, 64915712), (4, 32457856), (8, 16228928), (16, 8114464), (32, 4057232), (61, 2128384), (64, 2028616), (122, 1064192), (128, 1014308), (244, 532096), (256, 507154), (488, 266048), (512, 253577), (976, 133024), (1952, 66512), (3904, 33256), (4157, 31232), (7808, 16628), (8314, 15616)]