81577048

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{17551}}^1$

素因数の和:17647

約数の個数: 32

約数和(自身を含む): 176924160

約数和(自身を除く): 95347112

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 332, 581, 664, 1162, 2324, 4648, 17551, 35102, 70204, 122857, 140408, 245714, 491428, 982856, 1456733, 2913466, 5826932, 10197131, 11653864, 20394262, 40788524, 81577048]

約数ペア:

[(1, 81577048), (2, 40788524), (4, 20394262), (7, 11653864), (8, 10197131), (14, 5826932), (28, 2913466), (56, 1456733), (83, 982856), (166, 491428), (332, 245714), (581, 140408), (664, 122857), (1162, 70204), (2324, 35102), (4648, 17551)]