71754488

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{36313}}^1$

素因数の和:36351

約数の個数: 32

約数和(自身を含む): 152518800

約数和(自身を除く): 80764312

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 36313, 72626, 145252, 290504, 472069, 689947, 944138, 1379894, 1888276, 2759788, 3776552, 5519576, 8969311, 17938622, 35877244, 71754488]

約数ペア:

[(1, 71754488), (2, 35877244), (4, 17938622), (8, 8969311), (13, 5519576), (19, 3776552), (26, 2759788), (38, 1888276), (52, 1379894), (76, 944138), (104, 689947), (152, 472069), (247, 290504), (494, 145252), (988, 72626), (1976, 36313)]