83239780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{320153}}^1$

素因数の和:320175

約数の個数: 24

約数和(自身を含む): 188250552

約数和(自身を除く): 105010772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 320153, 640306, 1280612, 1600765, 3201530, 4161989, 6403060, 8323978, 16647956, 20809945, 41619890, 83239780]

約数ペア:

[(1, 83239780), (2, 41619890), (4, 20809945), (5, 16647956), (10, 8323978), (13, 6403060), (20, 4161989), (26, 3201530), (52, 1600765), (65, 1280612), (130, 640306), (260, 320153)]