136817720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263111}}^1$

素因数の和:263135

約数の個数: 32

約数和(自身を含む): 331521120

約数和(自身を除く): 194703400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 263111, 526222, 1052444, 1315555, 2104888, 2631110, 3420443, 5262220, 6840886, 10524440, 13681772, 17102215, 27363544, 34204430, 68408860, 136817720]

約数ペア:

[(1, 136817720), (2, 68408860), (4, 34204430), (5, 27363544), (8, 17102215), (10, 13681772), (13, 10524440), (20, 6840886), (26, 5262220), (40, 3420443), (52, 2631110), (65, 2104888), (104, 1315555), (130, 1052444), (260, 526222), (520, 263111)]