82870288

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{5237}}^1$

素因数の和:5311

約数の個数: 40

約数和(自身を含む): 171471168

約数和(自身を除く): 88600880

約数列:

[1, 2, 4, 8, 16, 23, 43, 46, 86, 92, 172, 184, 344, 368, 688, 989, 1978, 3956, 5237, 7912, 10474, 15824, 20948, 41896, 83792, 120451, 225191, 240902, 450382, 481804, 900764, 963608, 1801528, 1927216, 3603056, 5179393, 10358786, 20717572, 41435144, 82870288]

約数ペア:

[(1, 82870288), (2, 41435144), (4, 20717572), (8, 10358786), (16, 5179393), (23, 3603056), (43, 1927216), (46, 1801528), (86, 963608), (92, 900764), (172, 481804), (184, 450382), (344, 240902), (368, 225191), (688, 120451), (989, 83792), (1978, 41896), (3956, 20948), (5237, 15824), (7912, 10474)]