136875440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131611}}^1$

素因数の和:131637

約数の個数: 40

約数和(自身を含む): 342717648

約数和(自身を除く): 205842208

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 131611, 263222, 526444, 658055, 1052888, 1316110, 1710943, 2105776, 2632220, 3421886, 5264440, 6843772, 8554715, 10528880, 13687544, 17109430, 27375088, 34218860, 68437720, 136875440]

約数ペア:

[(1, 136875440), (2, 68437720), (4, 34218860), (5, 27375088), (8, 17109430), (10, 13687544), (13, 10528880), (16, 8554715), (20, 6843772), (26, 5264440), (40, 3421886), (52, 2632220), (65, 2105776), (80, 1710943), (104, 1316110), (130, 1052888), (208, 658055), (260, 526444), (520, 263222), (1040, 131611)]