168457952

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21313}}^1$

素因数の和:21355

約数の個数: 48

約数和(自身を含む): 375978960

約数和(自身を除く): 207521008

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 21313, 42626, 85252, 170504, 277069, 341008, 404947, 554138, 682016, 809894, 1108276, 1619788, 2216552, 3239576, 4433104, 5264311, 6479152, 8866208, 10528622, 12958304, 21057244, 42114488, 84228976, 168457952]

約数ペア:

[(1, 168457952), (2, 84228976), (4, 42114488), (8, 21057244), (13, 12958304), (16, 10528622), (19, 8866208), (26, 6479152), (32, 5264311), (38, 4433104), (52, 3239576), (76, 2216552), (104, 1619788), (152, 1108276), (208, 809894), (247, 682016), (304, 554138), (416, 404947), (494, 341008), (608, 277069), (988, 170504), (1976, 85252), (3952, 42626), (7904, 21313)]