80821987016

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1772723}}^1$

素因数の和:1772909

約数の個数: 32

約数和(自身を含む): 156354256800

約数和(自身を除く): 75532269784

約数列:

[1, 2, 4, 8, 41, 82, 139, 164, 278, 328, 556, 1112, 5699, 11398, 22796, 45592, 1772723, 3545446, 7090892, 14181784, 72681643, 145363286, 246408497, 290726572, 492816994, 581453144, 985633988, 1971267976, 10102748377, 20205496754, 40410993508, 80821987016]

約数ペア:

[(1, 80821987016), (2, 40410993508), (4, 20205496754), (8, 10102748377), (41, 1971267976), (82, 985633988), (139, 581453144), (164, 492816994), (278, 290726572), (328, 246408497), (556, 145363286), (1112, 72681643), (5699, 14181784), (11398, 7090892), (22796, 3545446), (45592, 1772723)]