80380976

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{1009}}^1$

素因数の和:1413

約数の個数: 40

約数和(自身を含む): 168322560

約数和(自身を除く): 87941584

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 383, 766, 1009, 1532, 2018, 3064, 4036, 4979, 6128, 8072, 9958, 13117, 16144, 19916, 26234, 39832, 52468, 79664, 104936, 209872, 386447, 772894, 1545788, 3091576, 5023811, 6183152, 10047622, 20095244, 40190488, 80380976]

約数ペア:

[(1, 80380976), (2, 40190488), (4, 20095244), (8, 10047622), (13, 6183152), (16, 5023811), (26, 3091576), (52, 1545788), (104, 772894), (208, 386447), (383, 209872), (766, 104936), (1009, 79664), (1532, 52468), (2018, 39832), (3064, 26234), (4036, 19916), (4979, 16144), (6128, 13117), (8072, 9958)]