81905136

素因数分解:

$2^4\times 3^1\times {\mathrm{211}}^1\times {\mathrm{8087}}^1$

素因数の和:8309

約数の個数: 40

約数和(自身を含む): 212617344

約数和(自身を除く): 130712208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 211, 422, 633, 844, 1266, 1688, 2532, 3376, 5064, 8087, 10128, 16174, 24261, 32348, 48522, 64696, 97044, 129392, 194088, 388176, 1706357, 3412714, 5119071, 6825428, 10238142, 13650856, 20476284, 27301712, 40952568, 81905136]

約数ペア:

[(1, 81905136), (2, 40952568), (3, 27301712), (4, 20476284), (6, 13650856), (8, 10238142), (12, 6825428), (16, 5119071), (24, 3412714), (48, 1706357), (211, 388176), (422, 194088), (633, 129392), (844, 97044), (1266, 64696), (1688, 48522), (2532, 32348), (3376, 24261), (5064, 16174), (8087, 10128)]