128419744

素因数分解:

$2^5\times {\mathrm{263}}^1\times {\mathrm{15259}}^1$

素因数の和:15532

約数の個数: 24

約数和(自身を含む): 253804320

約数和(自身を除く): 125384576

約数列:

[1, 2, 4, 8, 16, 32, 263, 526, 1052, 2104, 4208, 8416, 15259, 30518, 61036, 122072, 244144, 488288, 4013117, 8026234, 16052468, 32104936, 64209872, 128419744]

約数ペア:

[(1, 128419744), (2, 64209872), (4, 32104936), (8, 16052468), (16, 8026234), (32, 4013117), (263, 488288), (526, 244144), (1052, 122072), (2104, 61036), (4208, 30518), (8416, 15259)]